./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-regression/09-regions_24-evilcollapse_nr.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76dad96-5b6a-47dd-864e-1c0696ebec6c/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76dad96-5b6a-47dd-864e-1c0696ebec6c/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_d76dad96-5b6a-47dd-864e-1c0696ebec6c/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76dad96-5b6a-47dd-864e-1c0696ebec6c/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/09-regions_24-evilcollapse_nr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76dad96-5b6a-47dd-864e-1c0696ebec6c/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_d76dad96-5b6a-47dd-864e-1c0696ebec6c/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 085e9170c725dbfce47ad23ff96af1e2e4188372955794675158fde45968fe8a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:26:39,754 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:26:39,912 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76dad96-5b6a-47dd-864e-1c0696ebec6c/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:26:39,923 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:26:39,924 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:26:39,968 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:26:39,969 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:26:39,970 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:26:39,971 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:26:39,976 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:26:39,978 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:26:39,978 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:26:39,979 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:26:39,980 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:26:39,981 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:26:39,981 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:26:39,982 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:26:39,982 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:26:39,983 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:26:39,983 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:26:39,984 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:26:39,985 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:26:39,985 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:26:39,986 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:26:39,986 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:26:39,987 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:26:39,987 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:26:39,988 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:26:39,988 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:26:39,989 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:26:39,990 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:26:39,991 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:26:39,991 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:26:39,991 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:26:39,992 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:26:39,992 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_d76dad96-5b6a-47dd-864e-1c0696ebec6c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76dad96-5b6a-47dd-864e-1c0696ebec6c/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 085e9170c725dbfce47ad23ff96af1e2e4188372955794675158fde45968fe8a [2023-11-19 03:26:40,240 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:26:40,268 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:26:40,270 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:26:40,272 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:26:40,272 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:26:40,274 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76dad96-5b6a-47dd-864e-1c0696ebec6c/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/goblint-regression/09-regions_24-evilcollapse_nr.i [2023-11-19 03:26:43,431 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:26:43,727 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:26:43,728 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76dad96-5b6a-47dd-864e-1c0696ebec6c/sv-benchmarks/c/goblint-regression/09-regions_24-evilcollapse_nr.i [2023-11-19 03:26:43,751 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76dad96-5b6a-47dd-864e-1c0696ebec6c/bin/ukojak-verify-G8NBE6pJGL/data/987798ea1/65ba64a6a73e430a81342743a1ac4587/FLAG5977e6274 [2023-11-19 03:26:43,771 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76dad96-5b6a-47dd-864e-1c0696ebec6c/bin/ukojak-verify-G8NBE6pJGL/data/987798ea1/65ba64a6a73e430a81342743a1ac4587 [2023-11-19 03:26:43,777 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:26:43,778 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:26:43,781 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:26:43,781 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:26:43,786 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:26:43,787 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:26:43" (1/1) ... [2023-11-19 03:26:43,788 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@220d432a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:43, skipping insertion in model container [2023-11-19 03:26:43,788 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:26:43" (1/1) ... [2023-11-19 03:26:43,863 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:26:44,313 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 03:26:44,313 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 03:26:44,316 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 03:26:44,318 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 03:26:44,361 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:26:44,398 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:26:44,456 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 03:26:44,457 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 03:26:44,457 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 03:26:44,458 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 03:26:44,484 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:26:44,622 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:26:44,622 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:44 WrapperNode [2023-11-19 03:26:44,623 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:26:44,624 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:26:44,624 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:26:44,624 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:26:44,632 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:44" (1/1) ... [2023-11-19 03:26:44,675 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:44" (1/1) ... [2023-11-19 03:26:44,703 INFO L138 Inliner]: procedures = 273, calls = 38, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 114 [2023-11-19 03:26:44,703 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:26:44,704 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:26:44,705 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:26:44,705 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:26:44,715 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:44" (1/1) ... [2023-11-19 03:26:44,715 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:44" (1/1) ... [2023-11-19 03:26:44,725 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:44" (1/1) ... [2023-11-19 03:26:44,725 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:44" (1/1) ... [2023-11-19 03:26:44,744 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:44" (1/1) ... [2023-11-19 03:26:44,755 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:44" (1/1) ... [2023-11-19 03:26:44,758 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:44" (1/1) ... [2023-11-19 03:26:44,760 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:44" (1/1) ... [2023-11-19 03:26:44,764 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:26:44,765 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:26:44,766 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:26:44,766 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:26:44,767 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:44" (1/1) ... [2023-11-19 03:26:44,772 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:26:44,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76dad96-5b6a-47dd-864e-1c0696ebec6c/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:26:44,800 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76dad96-5b6a-47dd-864e-1c0696ebec6c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:26:44,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76dad96-5b6a-47dd-864e-1c0696ebec6c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:26:44,845 INFO L130 BoogieDeclarations]: Found specification of procedure f [2023-11-19 03:26:44,845 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2023-11-19 03:26:44,846 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:26:44,846 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:26:44,846 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:26:44,847 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-19 03:26:44,847 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-19 03:26:44,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:26:44,849 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:26:44,849 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:26:44,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:26:44,850 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 03:26:44,850 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:26:44,851 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:26:44,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:26:44,851 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:26:44,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:26:44,853 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 03:26:45,101 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:26:45,104 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:26:45,438 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:26:45,450 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:26:45,450 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 03:26:45,455 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:26:45 BoogieIcfgContainer [2023-11-19 03:26:45,455 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:26:45,457 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:26:45,457 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:26:45,467 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:26:45,468 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:26:45" (1/1) ... [2023-11-19 03:26:45,468 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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 03:26:45,481 INFO L158 Benchmark]: Toolchain (without parser) took 1702.63ms. Allocated memory was 138.4MB in the beginning and 197.1MB in the end (delta: 58.7MB). Free memory was 90.8MB in the beginning and 130.9MB in the end (delta: -40.1MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. [2023-11-19 03:26:45,482 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 138.4MB. Free memory is still 83.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:26:45,483 INFO L158 Benchmark]: CACSL2BoogieTranslator took 841.86ms. Allocated memory was 138.4MB in the beginning and 197.1MB in the end (delta: 58.7MB). Free memory was 90.8MB in the beginning and 158.9MB in the end (delta: -68.1MB). Peak memory consumption was 37.4MB. Max. memory is 16.1GB. [2023-11-19 03:26:45,484 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.77ms. Allocated memory is still 197.1MB. Free memory was 158.9MB in the beginning and 156.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:26:45,484 INFO L158 Benchmark]: Boogie Preprocessor took 60.39ms. Allocated memory is still 197.1MB. Free memory was 156.8MB in the beginning and 154.0MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:26:45,485 INFO L158 Benchmark]: RCFGBuilder took 690.22ms. Allocated memory is still 197.1MB. Free memory was 154.0MB in the beginning and 131.8MB in the end (delta: 22.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-19 03:26:45,486 INFO L158 Benchmark]: CodeCheck took 23.15ms. Allocated memory is still 197.1MB. Free memory was 131.8MB in the beginning and 130.9MB in the end (delta: 890.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:26:45,489 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 138.4MB. Free memory is still 83.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 841.86ms. Allocated memory was 138.4MB in the beginning and 197.1MB in the end (delta: 58.7MB). Free memory was 90.8MB in the beginning and 158.9MB in the end (delta: -68.1MB). Peak memory consumption was 37.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.77ms. Allocated memory is still 197.1MB. Free memory was 158.9MB in the beginning and 156.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.39ms. Allocated memory is still 197.1MB. Free memory was 156.8MB in the beginning and 154.0MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 690.22ms. Allocated memory is still 197.1MB. Free memory was 154.0MB in the beginning and 131.8MB in the end (delta: 22.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 23.15ms. Allocated memory is still 197.1MB. Free memory was 131.8MB in the beginning and 130.9MB in the end (delta: 890.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:26:45,532 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76dad96-5b6a-47dd-864e-1c0696ebec6c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76dad96-5b6a-47dd-864e-1c0696ebec6c/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76dad96-5b6a-47dd-864e-1c0696ebec6c/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_d76dad96-5b6a-47dd-864e-1c0696ebec6c/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76dad96-5b6a-47dd-864e-1c0696ebec6c/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/09-regions_24-evilcollapse_nr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76dad96-5b6a-47dd-864e-1c0696ebec6c/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_d76dad96-5b6a-47dd-864e-1c0696ebec6c/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 085e9170c725dbfce47ad23ff96af1e2e4188372955794675158fde45968fe8a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:26:48,260 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:26:48,411 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76dad96-5b6a-47dd-864e-1c0696ebec6c/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 03:26:48,457 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:26:48,458 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:26:48,459 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:26:48,460 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:26:48,461 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:26:48,462 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:26:48,467 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:26:48,467 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:26:48,468 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:26:48,468 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:26:48,470 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:26:48,470 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:26:48,471 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:26:48,471 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:26:48,472 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:26:48,472 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:26:48,473 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:26:48,474 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:26:48,475 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:26:48,475 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:26:48,475 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:26:48,476 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:26:48,476 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:26:48,477 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:26:48,477 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:26:48,478 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:26:48,478 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:26:48,479 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:26:48,480 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:26:48,480 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:26:48,481 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:26:48,481 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:26:48,481 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:26:48,481 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:26:48,482 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:26:48,482 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:26:48,483 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_d76dad96-5b6a-47dd-864e-1c0696ebec6c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76dad96-5b6a-47dd-864e-1c0696ebec6c/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 085e9170c725dbfce47ad23ff96af1e2e4188372955794675158fde45968fe8a [2023-11-19 03:26:49,006 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:26:49,039 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:26:49,042 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:26:49,044 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:26:49,045 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:26:49,046 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76dad96-5b6a-47dd-864e-1c0696ebec6c/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/goblint-regression/09-regions_24-evilcollapse_nr.i [2023-11-19 03:26:52,207 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:26:52,632 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:26:52,633 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76dad96-5b6a-47dd-864e-1c0696ebec6c/sv-benchmarks/c/goblint-regression/09-regions_24-evilcollapse_nr.i [2023-11-19 03:26:52,658 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76dad96-5b6a-47dd-864e-1c0696ebec6c/bin/ukojak-verify-G8NBE6pJGL/data/73365f2e0/5cf6a2a65afe4d58bc6d201959858d2a/FLAGcb12db9a6 [2023-11-19 03:26:52,672 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76dad96-5b6a-47dd-864e-1c0696ebec6c/bin/ukojak-verify-G8NBE6pJGL/data/73365f2e0/5cf6a2a65afe4d58bc6d201959858d2a [2023-11-19 03:26:52,677 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:26:52,678 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:26:52,681 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:26:52,681 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:26:52,686 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:26:52,686 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:26:52" (1/1) ... [2023-11-19 03:26:52,688 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f41fc6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:52, skipping insertion in model container [2023-11-19 03:26:52,688 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:26:52" (1/1) ... [2023-11-19 03:26:52,760 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:26:53,283 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 03:26:53,284 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 03:26:53,284 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 03:26:53,285 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 03:26:53,328 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:26:53,365 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-19 03:26:53,378 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:26:53,416 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 03:26:53,419 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 03:26:53,420 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 03:26:53,421 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 03:26:53,432 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:26:53,450 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:26:53,521 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 03:26:53,522 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 03:26:53,523 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 03:26:53,523 WARN L1588 CHandler]: Possible shadowing of function new [2023-11-19 03:26:53,535 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:26:53,607 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:26:53,607 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:53 WrapperNode [2023-11-19 03:26:53,607 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:26:53,608 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:26:53,608 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:26:53,608 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:26:53,614 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:53" (1/1) ... [2023-11-19 03:26:53,641 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:53" (1/1) ... [2023-11-19 03:26:53,690 INFO L138 Inliner]: procedures = 276, calls = 38, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 112 [2023-11-19 03:26:53,691 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:26:53,691 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:26:53,692 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:26:53,692 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:26:53,701 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:53" (1/1) ... [2023-11-19 03:26:53,702 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:53" (1/1) ... [2023-11-19 03:26:53,708 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:53" (1/1) ... [2023-11-19 03:26:53,708 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:53" (1/1) ... [2023-11-19 03:26:53,727 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:53" (1/1) ... [2023-11-19 03:26:53,731 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:53" (1/1) ... [2023-11-19 03:26:53,736 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:53" (1/1) ... [2023-11-19 03:26:53,739 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:53" (1/1) ... [2023-11-19 03:26:53,746 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:26:53,747 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:26:53,748 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:26:53,748 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:26:53,749 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:53" (1/1) ... [2023-11-19 03:26:53,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:26:53,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76dad96-5b6a-47dd-864e-1c0696ebec6c/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:26:53,791 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76dad96-5b6a-47dd-864e-1c0696ebec6c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:26:53,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76dad96-5b6a-47dd-864e-1c0696ebec6c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:26:53,868 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:26:53,868 INFO L130 BoogieDeclarations]: Found specification of procedure f [2023-11-19 03:26:53,868 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2023-11-19 03:26:53,869 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:26:53,869 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:26:53,869 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:26:53,869 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-19 03:26:53,870 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-19 03:26:53,870 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:26:53,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:26:53,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:26:53,872 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 03:26:53,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:26:53,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:26:53,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:26:53,874 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:26:53,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:26:53,877 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 03:26:54,141 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:26:54,143 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:26:55,115 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:26:55,132 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:26:55,134 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 03:26:55,141 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:26:55 BoogieIcfgContainer [2023-11-19 03:26:55,143 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:26:55,144 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:26:55,145 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:26:55,153 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:26:55,153 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:26:55" (1/1) ... [2023-11-19 03:26:55,154 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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 03:26:55,158 INFO L158 Benchmark]: Toolchain (without parser) took 2478.89ms. Allocated memory was 86.0MB in the beginning and 107.0MB in the end (delta: 21.0MB). Free memory was 60.0MB in the beginning and 61.5MB in the end (delta: -1.6MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. [2023-11-19 03:26:55,159 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 86.0MB. Free memory was 62.0MB in the beginning and 61.8MB in the end (delta: 141.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:26:55,159 INFO L158 Benchmark]: CACSL2BoogieTranslator took 926.43ms. Allocated memory is still 86.0MB. Free memory was 60.0MB in the beginning and 46.4MB in the end (delta: 13.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-19 03:26:55,160 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.93ms. Allocated memory is still 86.0MB. Free memory was 46.1MB in the beginning and 43.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:26:55,161 INFO L158 Benchmark]: Boogie Preprocessor took 55.15ms. Allocated memory is still 86.0MB. Free memory was 43.6MB in the beginning and 40.8MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:26:55,161 INFO L158 Benchmark]: RCFGBuilder took 1395.55ms. Allocated memory was 86.0MB in the beginning and 107.0MB in the end (delta: 21.0MB). Free memory was 40.8MB in the beginning and 62.6MB in the end (delta: -21.7MB). Peak memory consumption was 5.9MB. Max. memory is 16.1GB. [2023-11-19 03:26:55,162 INFO L158 Benchmark]: CodeCheck took 11.93ms. Allocated memory is still 107.0MB. Free memory was 62.1MB in the beginning and 61.5MB in the end (delta: 525.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:26:55,166 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 86.0MB. Free memory was 62.0MB in the beginning and 61.8MB in the end (delta: 141.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 926.43ms. Allocated memory is still 86.0MB. Free memory was 60.0MB in the beginning and 46.4MB in the end (delta: 13.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.93ms. Allocated memory is still 86.0MB. Free memory was 46.1MB in the beginning and 43.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.15ms. Allocated memory is still 86.0MB. Free memory was 43.6MB in the beginning and 40.8MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1395.55ms. Allocated memory was 86.0MB in the beginning and 107.0MB in the end (delta: 21.0MB). Free memory was 40.8MB in the beginning and 62.6MB in the end (delta: -21.7MB). Peak memory consumption was 5.9MB. Max. memory is 16.1GB. * CodeCheck took 11.93ms. Allocated memory is still 107.0MB. Free memory was 62.1MB in the beginning and 61.5MB in the end (delta: 525.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:26:55,207 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76dad96-5b6a-47dd-864e-1c0696ebec6c/bin/ukojak-verify-G8NBE6pJGL/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported