./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/chl-collitem-subst.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70532b60-7261-47b0-a4cc-e2e51c2a7ad0/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70532b60-7261-47b0-a4cc-e2e51c2a7ad0/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70532b60-7261-47b0-a4cc-e2e51c2a7ad0/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70532b60-7261-47b0-a4cc-e2e51c2a7ad0/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-collitem-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70532b60-7261-47b0-a4cc-e2e51c2a7ad0/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70532b60-7261-47b0-a4cc-e2e51c2a7ad0/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e2cb2ea6991951b6a9c5c1df0de2ac5ff84f75971959d591fa5f258025f94929 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:53:01,654 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:53:01,658 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:53:01,710 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:53:01,711 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:53:01,715 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:53:01,718 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:53:01,723 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:53:01,726 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:53:01,732 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:53:01,733 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:53:01,736 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:53:01,736 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:53:01,739 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:53:01,742 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:53:01,744 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:53:01,746 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:53:01,747 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:53:01,749 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:53:01,757 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:53:01,759 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:53:01,761 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:53:01,764 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:53:01,766 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:53:01,776 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:53:01,777 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:53:01,778 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:53:01,780 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:53:01,781 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:53:01,782 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:53:01,782 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:53:01,784 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:53:01,787 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:53:01,789 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:53:01,790 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:53:01,791 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:53:01,791 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:53:01,792 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:53:01,792 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:53:01,793 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:53:01,794 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:53:01,795 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70532b60-7261-47b0-a4cc-e2e51c2a7ad0/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:53:01,839 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:53:01,840 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:53:01,841 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:53:01,841 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:53:01,842 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:53:01,842 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:53:01,843 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:53:01,843 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:53:01,843 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:53:01,843 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:53:01,844 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:53:01,845 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:53:01,845 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:53:01,845 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:53:01,846 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:53:01,846 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:53:01,846 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:53:01,846 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:53:01,846 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:53:01,847 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:53:01,847 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:53:01,847 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:53:01,848 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:53:01,848 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:53:01,848 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:53:01,848 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:53:01,850 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:53:01,850 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:53:01,850 INFO L138 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_70532b60-7261-47b0-a4cc-e2e51c2a7ad0/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70532b60-7261-47b0-a4cc-e2e51c2a7ad0/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e2cb2ea6991951b6a9c5c1df0de2ac5ff84f75971959d591fa5f258025f94929 [2022-10-17 16:53:02,098 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:53:02,140 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:53:02,143 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:53:02,145 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:53:02,146 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:53:02,147 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70532b60-7261-47b0-a4cc-e2e51c2a7ad0/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/weaver/chl-collitem-subst.wvr.c [2022-10-17 16:53:02,237 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70532b60-7261-47b0-a4cc-e2e51c2a7ad0/bin/ukojak-92XMlrwhuB/data/2083141ac/c96d4df932194dc899071aa75d5896fd/FLAG6b7ec2ce0 [2022-10-17 16:53:02,760 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:53:02,761 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70532b60-7261-47b0-a4cc-e2e51c2a7ad0/sv-benchmarks/c/weaver/chl-collitem-subst.wvr.c [2022-10-17 16:53:02,769 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70532b60-7261-47b0-a4cc-e2e51c2a7ad0/bin/ukojak-92XMlrwhuB/data/2083141ac/c96d4df932194dc899071aa75d5896fd/FLAG6b7ec2ce0 [2022-10-17 16:53:03,123 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70532b60-7261-47b0-a4cc-e2e51c2a7ad0/bin/ukojak-92XMlrwhuB/data/2083141ac/c96d4df932194dc899071aa75d5896fd [2022-10-17 16:53:03,126 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:53:03,128 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:53:03,130 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:53:03,130 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:53:03,134 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:53:03,134 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:53:03" (1/1) ... [2022-10-17 16:53:03,136 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@119250a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:03, skipping insertion in model container [2022-10-17 16:53:03,136 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:53:03" (1/1) ... [2022-10-17 16:53:03,143 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:53:03,163 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:53:03,405 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70532b60-7261-47b0-a4cc-e2e51c2a7ad0/sv-benchmarks/c/weaver/chl-collitem-subst.wvr.c[3544,3557] [2022-10-17 16:53:03,418 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:53:03,428 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:53:03,456 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70532b60-7261-47b0-a4cc-e2e51c2a7ad0/sv-benchmarks/c/weaver/chl-collitem-subst.wvr.c[3544,3557] [2022-10-17 16:53:03,469 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:53:03,484 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:53:03,484 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:03 WrapperNode [2022-10-17 16:53:03,484 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:53:03,486 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:53:03,486 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:53:03,486 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:53:03,494 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:03" (1/1) ... [2022-10-17 16:53:03,504 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:03" (1/1) ... [2022-10-17 16:53:03,528 INFO L138 Inliner]: procedures = 23, calls = 46, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 107 [2022-10-17 16:53:03,529 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:53:03,530 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:53:03,530 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:53:03,530 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:53:03,539 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:03" (1/1) ... [2022-10-17 16:53:03,540 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:03" (1/1) ... [2022-10-17 16:53:03,543 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:03" (1/1) ... [2022-10-17 16:53:03,543 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:03" (1/1) ... [2022-10-17 16:53:03,552 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:03" (1/1) ... [2022-10-17 16:53:03,555 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:03" (1/1) ... [2022-10-17 16:53:03,557 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:03" (1/1) ... [2022-10-17 16:53:03,559 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:03" (1/1) ... [2022-10-17 16:53:03,563 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:53:03,564 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:53:03,564 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:53:03,564 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:53:03,565 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:03" (1/1) ... [2022-10-17 16:53:03,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:53:03,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70532b60-7261-47b0-a4cc-e2e51c2a7ad0/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:53:03,611 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70532b60-7261-47b0-a4cc-e2e51c2a7ad0/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:53:03,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70532b60-7261-47b0-a4cc-e2e51c2a7ad0/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:53:03,667 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2022-10-17 16:53:03,668 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2022-10-17 16:53:03,668 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:53:03,668 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-10-17 16:53:03,668 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-10-17 16:53:03,668 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-10-17 16:53:03,668 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-10-17 16:53:03,668 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-10-17 16:53:03,669 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-10-17 16:53:03,669 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:53:03,669 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:53:03,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:53:03,669 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:53:03,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:53:03,669 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:53:03,670 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:53:03,670 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:53:03,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:53:03,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:53:03,670 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:53:03,672 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:53:03,781 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:53:03,783 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:53:04,221 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:53:04,462 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:53:04,462 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:53:04,463 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L44 is neither atomic block end nor a sink node. [2022-10-17 16:53:04,464 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) 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:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) 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) [2022-10-17 16:53:04,469 INFO L158 Benchmark]: Toolchain (without parser) took 1339.68ms. Allocated memory was 104.9MB in the beginning and 125.8MB in the end (delta: 21.0MB). Free memory was 69.6MB in the beginning and 92.4MB in the end (delta: -22.8MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. [2022-10-17 16:53:04,470 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 104.9MB. Free memory was 78.0MB in the beginning and 78.0MB in the end (delta: 27.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:53:04,471 INFO L158 Benchmark]: CACSL2BoogieTranslator took 355.03ms. Allocated memory is still 104.9MB. Free memory was 69.4MB in the beginning and 78.4MB in the end (delta: -9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 16:53:04,472 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.31ms. Allocated memory is still 104.9MB. Free memory was 78.4MB in the beginning and 76.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:53:04,472 INFO L158 Benchmark]: Boogie Preprocessor took 33.24ms. Allocated memory is still 104.9MB. Free memory was 76.5MB in the beginning and 75.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:53:04,473 INFO L158 Benchmark]: RCFGBuilder took 903.11ms. Allocated memory was 104.9MB in the beginning and 125.8MB in the end (delta: 21.0MB). Free memory was 75.1MB in the beginning and 92.4MB in the end (delta: -17.3MB). Peak memory consumption was 34.8MB. Max. memory is 16.1GB. [2022-10-17 16:53:04,477 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 104.9MB. Free memory was 78.0MB in the beginning and 78.0MB in the end (delta: 27.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 355.03ms. Allocated memory is still 104.9MB. Free memory was 69.4MB in the beginning and 78.4MB in the end (delta: -9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.31ms. Allocated memory is still 104.9MB. Free memory was 78.4MB in the beginning and 76.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.24ms. Allocated memory is still 104.9MB. Free memory was 76.5MB in the beginning and 75.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 903.11ms. Allocated memory was 104.9MB in the beginning and 125.8MB in the end (delta: 21.0MB). Free memory was 75.1MB in the beginning and 92.4MB in the end (delta: -17.3MB). Peak memory consumption was 34.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:53:04,520 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70532b60-7261-47b0-a4cc-e2e51c2a7ad0/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70532b60-7261-47b0-a4cc-e2e51c2a7ad0/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70532b60-7261-47b0-a4cc-e2e51c2a7ad0/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70532b60-7261-47b0-a4cc-e2e51c2a7ad0/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70532b60-7261-47b0-a4cc-e2e51c2a7ad0/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-collitem-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70532b60-7261-47b0-a4cc-e2e51c2a7ad0/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70532b60-7261-47b0-a4cc-e2e51c2a7ad0/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e2cb2ea6991951b6a9c5c1df0de2ac5ff84f75971959d591fa5f258025f94929 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:53:07,166 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:53:07,169 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:53:07,220 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:53:07,221 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:53:07,225 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:53:07,228 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:53:07,234 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:53:07,240 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:53:07,246 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:53:07,249 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:53:07,252 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:53:07,253 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:53:07,255 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:53:07,257 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:53:07,259 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:53:07,261 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:53:07,262 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:53:07,265 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:53:07,274 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:53:07,276 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:53:07,277 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:53:07,281 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:53:07,283 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:53:07,295 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:53:07,296 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:53:07,296 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:53:07,298 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:53:07,299 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:53:07,301 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:53:07,301 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:53:07,302 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:53:07,304 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:53:07,306 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:53:07,307 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:53:07,307 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:53:07,308 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:53:07,308 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:53:07,309 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:53:07,311 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:53:07,312 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:53:07,317 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70532b60-7261-47b0-a4cc-e2e51c2a7ad0/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:53:07,360 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:53:07,361 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:53:07,363 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:53:07,363 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:53:07,365 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:53:07,365 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:53:07,365 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:53:07,366 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:53:07,366 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:53:07,366 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:53:07,367 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:53:07,368 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:53:07,368 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:53:07,368 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:53:07,368 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:53:07,369 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:53:07,369 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:53:07,369 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:53:07,369 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:53:07,370 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:53:07,370 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:53:07,370 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:53:07,370 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:53:07,371 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:53:07,371 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:53:07,371 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:53:07,371 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:53:07,372 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:53:07,372 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:53:07,372 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:53:07,372 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:53:07,373 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:53:07,373 INFO L138 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_70532b60-7261-47b0-a4cc-e2e51c2a7ad0/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70532b60-7261-47b0-a4cc-e2e51c2a7ad0/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e2cb2ea6991951b6a9c5c1df0de2ac5ff84f75971959d591fa5f258025f94929 [2022-10-17 16:53:07,763 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:53:07,792 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:53:07,795 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:53:07,796 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:53:07,797 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:53:07,799 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70532b60-7261-47b0-a4cc-e2e51c2a7ad0/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/weaver/chl-collitem-subst.wvr.c [2022-10-17 16:53:07,872 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70532b60-7261-47b0-a4cc-e2e51c2a7ad0/bin/ukojak-92XMlrwhuB/data/5dfd2fc45/c1122a3b60ce469fbc63b28bbdd45964/FLAGcbf1b45d6 [2022-10-17 16:53:08,399 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:53:08,399 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70532b60-7261-47b0-a4cc-e2e51c2a7ad0/sv-benchmarks/c/weaver/chl-collitem-subst.wvr.c [2022-10-17 16:53:08,414 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70532b60-7261-47b0-a4cc-e2e51c2a7ad0/bin/ukojak-92XMlrwhuB/data/5dfd2fc45/c1122a3b60ce469fbc63b28bbdd45964/FLAGcbf1b45d6 [2022-10-17 16:53:08,764 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70532b60-7261-47b0-a4cc-e2e51c2a7ad0/bin/ukojak-92XMlrwhuB/data/5dfd2fc45/c1122a3b60ce469fbc63b28bbdd45964 [2022-10-17 16:53:08,768 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:53:08,770 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:53:08,773 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:53:08,773 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:53:08,777 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:53:08,778 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:53:08" (1/1) ... [2022-10-17 16:53:08,780 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66ee975e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:08, skipping insertion in model container [2022-10-17 16:53:08,780 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:53:08" (1/1) ... [2022-10-17 16:53:08,788 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:53:08,827 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:53:09,072 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70532b60-7261-47b0-a4cc-e2e51c2a7ad0/sv-benchmarks/c/weaver/chl-collitem-subst.wvr.c[3544,3557] [2022-10-17 16:53:09,080 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:53:09,138 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:53:09,172 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70532b60-7261-47b0-a4cc-e2e51c2a7ad0/sv-benchmarks/c/weaver/chl-collitem-subst.wvr.c[3544,3557] [2022-10-17 16:53:09,175 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:53:09,193 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:53:09,194 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:09 WrapperNode [2022-10-17 16:53:09,194 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:53:09,195 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:53:09,196 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:53:09,196 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:53:09,204 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:09" (1/1) ... [2022-10-17 16:53:09,217 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:09" (1/1) ... [2022-10-17 16:53:09,261 INFO L138 Inliner]: procedures = 25, calls = 46, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 95 [2022-10-17 16:53:09,261 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:53:09,262 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:53:09,263 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:53:09,263 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:53:09,272 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:09" (1/1) ... [2022-10-17 16:53:09,272 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:09" (1/1) ... [2022-10-17 16:53:09,292 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:09" (1/1) ... [2022-10-17 16:53:09,293 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:09" (1/1) ... [2022-10-17 16:53:09,300 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:09" (1/1) ... [2022-10-17 16:53:09,303 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:09" (1/1) ... [2022-10-17 16:53:09,306 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:09" (1/1) ... [2022-10-17 16:53:09,307 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:09" (1/1) ... [2022-10-17 16:53:09,311 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:53:09,312 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:53:09,312 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:53:09,313 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:53:09,313 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:09" (1/1) ... [2022-10-17 16:53:09,320 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:53:09,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70532b60-7261-47b0-a4cc-e2e51c2a7ad0/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:53:09,343 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70532b60-7261-47b0-a4cc-e2e51c2a7ad0/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:53:09,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70532b60-7261-47b0-a4cc-e2e51c2a7ad0/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:53:09,384 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2022-10-17 16:53:09,385 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2022-10-17 16:53:09,385 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:53:09,385 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-10-17 16:53:09,385 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-10-17 16:53:09,385 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-10-17 16:53:09,385 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-10-17 16:53:09,386 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-10-17 16:53:09,386 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-10-17 16:53:09,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:53:09,386 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:53:09,386 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:53:09,386 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:53:09,386 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:53:09,387 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:53:09,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-10-17 16:53:09,387 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:53:09,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:53:09,387 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:53:09,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 16:53:09,389 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:53:09,504 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:53:09,528 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:53:10,006 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:53:10,269 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:53:10,270 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:53:10,271 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L44 is neither atomic block end nor a sink node. [2022-10-17 16:53:10,272 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) 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:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) 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) [2022-10-17 16:53:10,277 INFO L158 Benchmark]: Toolchain (without parser) took 1505.60ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 43.7MB in the beginning and 53.0MB in the end (delta: -9.3MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. [2022-10-17 16:53:10,278 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 65.0MB. Free memory was 45.0MB in the beginning and 44.9MB in the end (delta: 44.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:53:10,279 INFO L158 Benchmark]: CACSL2BoogieTranslator took 421.38ms. Allocated memory is still 65.0MB. Free memory was 43.6MB in the beginning and 46.2MB in the end (delta: -2.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-10-17 16:53:10,280 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.65ms. Allocated memory is still 65.0MB. Free memory was 46.0MB in the beginning and 44.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:53:10,281 INFO L158 Benchmark]: Boogie Preprocessor took 49.11ms. Allocated memory is still 65.0MB. Free memory was 44.3MB in the beginning and 42.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:53:10,282 INFO L158 Benchmark]: RCFGBuilder took 962.48ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 42.6MB in the beginning and 53.0MB in the end (delta: -10.4MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. [2022-10-17 16:53:10,285 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 65.0MB. Free memory was 45.0MB in the beginning and 44.9MB in the end (delta: 44.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 421.38ms. Allocated memory is still 65.0MB. Free memory was 43.6MB in the beginning and 46.2MB in the end (delta: -2.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.65ms. Allocated memory is still 65.0MB. Free memory was 46.0MB in the beginning and 44.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.11ms. Allocated memory is still 65.0MB. Free memory was 44.3MB in the beginning and 42.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 962.48ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 42.6MB in the beginning and 53.0MB in the end (delta: -10.4MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:53:10,346 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70532b60-7261-47b0-a4cc-e2e51c2a7ad0/bin/ukojak-92XMlrwhuB/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: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?