./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_86-lists_racing.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_377457de-bd8c-423c-a275-0253f58df2d3/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_377457de-bd8c-423c-a275-0253f58df2d3/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_377457de-bd8c-423c-a275-0253f58df2d3/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_377457de-bd8c-423c-a275-0253f58df2d3/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_86-lists_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_377457de-bd8c-423c-a275-0253f58df2d3/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_377457de-bd8c-423c-a275-0253f58df2d3/bin/ukojak-verify-afCqCEvfdi --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 4e7050d36e2131966739d0040816e49ede1f1e8b3b668f65d41876950193b1d8 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:18:25,616 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:18:25,723 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_377457de-bd8c-423c-a275-0253f58df2d3/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 22:18:25,729 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:18:25,730 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:18:25,756 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:18:25,757 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:18:25,758 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:18:25,759 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:18:25,759 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:18:25,760 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:18:25,761 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:18:25,761 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:18:25,762 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:18:25,763 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:18:25,763 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:18:25,764 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:18:25,765 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:18:25,765 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:18:25,766 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:18:25,767 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:18:25,768 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:18:25,768 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:18:25,769 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:18:25,770 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:18:25,770 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:18:25,771 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:18:25,772 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:18:25,772 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:18:25,773 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:18:25,773 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:18:25,774 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:18:25,774 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:18:25,775 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:18:25,775 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:18:25,776 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_377457de-bd8c-423c-a275-0253f58df2d3/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_377457de-bd8c-423c-a275-0253f58df2d3/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4e7050d36e2131966739d0040816e49ede1f1e8b3b668f65d41876950193b1d8 [2023-11-24 22:18:26,051 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:18:26,078 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:18:26,081 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:18:26,083 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:18:26,084 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:18:26,085 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_377457de-bd8c-423c-a275-0253f58df2d3/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/goblint-regression/28-race_reach_86-lists_racing.i [2023-11-24 22:18:29,383 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:18:29,767 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:18:29,767 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_377457de-bd8c-423c-a275-0253f58df2d3/sv-benchmarks/c/goblint-regression/28-race_reach_86-lists_racing.i [2023-11-24 22:18:29,790 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_377457de-bd8c-423c-a275-0253f58df2d3/bin/ukojak-verify-afCqCEvfdi/data/194f96b62/859a99dfc868476d85762c0f455327f3/FLAG95aee171f [2023-11-24 22:18:29,804 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_377457de-bd8c-423c-a275-0253f58df2d3/bin/ukojak-verify-afCqCEvfdi/data/194f96b62/859a99dfc868476d85762c0f455327f3 [2023-11-24 22:18:29,806 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:18:29,808 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:18:29,810 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:18:29,810 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:18:29,820 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:18:29,820 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:18:29" (1/1) ... [2023-11-24 22:18:29,822 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e6cb612 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:29, skipping insertion in model container [2023-11-24 22:18:29,822 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:18:29" (1/1) ... [2023-11-24 22:18:29,882 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:18:30,528 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:18:30,646 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:18:30,720 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:18:30,812 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:18:30,812 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:30 WrapperNode [2023-11-24 22:18:30,812 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:18:30,814 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:18:30,814 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:18:30,814 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:18:30,822 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:30" (1/1) ... [2023-11-24 22:18:30,843 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:30" (1/1) ... [2023-11-24 22:18:30,877 INFO L138 Inliner]: procedures = 279, calls = 70, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 268 [2023-11-24 22:18:30,878 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:18:30,878 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:18:30,879 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:18:30,879 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:18:30,889 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:30" (1/1) ... [2023-11-24 22:18:30,890 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:30" (1/1) ... [2023-11-24 22:18:30,895 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:30" (1/1) ... [2023-11-24 22:18:30,896 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:30" (1/1) ... [2023-11-24 22:18:30,907 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:30" (1/1) ... [2023-11-24 22:18:30,927 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:30" (1/1) ... [2023-11-24 22:18:30,930 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:30" (1/1) ... [2023-11-24 22:18:30,932 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:30" (1/1) ... [2023-11-24 22:18:30,952 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:18:30,953 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:18:30,953 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:18:30,953 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:18:30,954 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:30" (1/1) ... [2023-11-24 22:18:30,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:18:30,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_377457de-bd8c-423c-a275-0253f58df2d3/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:18:30,993 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_377457de-bd8c-423c-a275-0253f58df2d3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:18:31,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_377457de-bd8c-423c-a275-0253f58df2d3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:18:31,036 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:18:31,036 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:18:31,037 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:18:31,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:18:31,037 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2023-11-24 22:18:31,038 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2023-11-24 22:18:31,038 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:18:31,038 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-24 22:18:31,039 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:18:31,039 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2023-11-24 22:18:31,039 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2023-11-24 22:18:31,040 INFO L130 BoogieDeclarations]: Found specification of procedure init [2023-11-24 22:18:31,040 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2023-11-24 22:18:31,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:18:31,041 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-24 22:18:31,041 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:18:31,041 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:18:31,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:18:31,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:18:31,042 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:18:31,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:18:31,045 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:18:31,286 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:18:31,288 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:18:31,690 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:18:31,760 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:18:31,760 INFO L309 CfgBuilder]: Removed 16 assume(true) statements. [2023-11-24 22:18:31,762 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:18:31 BoogieIcfgContainer [2023-11-24 22:18:31,762 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:18:31,763 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:18:31,763 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:18:31,774 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:18:31,774 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:18:31" (1/1) ... [2023-11-24 22:18:31,781 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 22:18:31,785 INFO L158 Benchmark]: Toolchain (without parser) took 1976.05ms. Allocated memory is still 163.6MB. Free memory was 116.3MB in the beginning and 84.6MB in the end (delta: 31.7MB). Peak memory consumption was 34.0MB. Max. memory is 16.1GB. [2023-11-24 22:18:31,786 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 109.1MB. Free memory is still 57.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:18:31,786 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1002.74ms. Allocated memory is still 163.6MB. Free memory was 116.3MB in the beginning and 121.2MB in the end (delta: -4.9MB). Peak memory consumption was 38.2MB. Max. memory is 16.1GB. [2023-11-24 22:18:31,787 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.21ms. Allocated memory is still 163.6MB. Free memory was 121.2MB in the beginning and 118.1MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:18:31,788 INFO L158 Benchmark]: Boogie Preprocessor took 73.54ms. Allocated memory is still 163.6MB. Free memory was 118.1MB in the beginning and 114.9MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 22:18:31,789 INFO L158 Benchmark]: RCFGBuilder took 809.85ms. Allocated memory is still 163.6MB. Free memory was 114.9MB in the beginning and 85.5MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-24 22:18:31,789 INFO L158 Benchmark]: CodeCheck took 20.19ms. Allocated memory is still 163.6MB. Free memory was 85.5MB in the beginning and 84.6MB in the end (delta: 959.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:18:31,793 INFO L338 ainManager$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 0.38ms. Allocated memory is still 109.1MB. Free memory is still 57.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1002.74ms. Allocated memory is still 163.6MB. Free memory was 116.3MB in the beginning and 121.2MB in the end (delta: -4.9MB). Peak memory consumption was 38.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.21ms. Allocated memory is still 163.6MB. Free memory was 121.2MB in the beginning and 118.1MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.54ms. Allocated memory is still 163.6MB. Free memory was 118.1MB in the beginning and 114.9MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 809.85ms. Allocated memory is still 163.6MB. Free memory was 114.9MB in the beginning and 85.5MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * CodeCheck took 20.19ms. Allocated memory is still 163.6MB. Free memory was 85.5MB in the beginning and 84.6MB in the end (delta: 959.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:18:31,815 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_377457de-bd8c-423c-a275-0253f58df2d3/bin/ukojak-verify-afCqCEvfdi/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_377457de-bd8c-423c-a275-0253f58df2d3/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_377457de-bd8c-423c-a275-0253f58df2d3/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_377457de-bd8c-423c-a275-0253f58df2d3/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_377457de-bd8c-423c-a275-0253f58df2d3/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_86-lists_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_377457de-bd8c-423c-a275-0253f58df2d3/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_377457de-bd8c-423c-a275-0253f58df2d3/bin/ukojak-verify-afCqCEvfdi --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 4e7050d36e2131966739d0040816e49ede1f1e8b3b668f65d41876950193b1d8 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:18:34,500 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:18:34,614 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_377457de-bd8c-423c-a275-0253f58df2d3/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-24 22:18:34,664 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:18:34,665 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:18:34,666 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:18:34,667 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:18:34,668 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:18:34,669 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:18:34,674 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:18:34,675 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:18:34,675 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:18:34,676 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:18:34,677 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:18:34,678 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:18:34,678 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:18:34,679 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:18:34,679 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:18:34,680 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:18:34,680 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:18:34,681 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:18:34,681 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:18:34,682 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:18:34,682 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:18:34,682 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:18:34,683 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:18:34,683 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:18:34,684 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:18:34,684 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:18:34,685 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:18:34,686 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:18:34,686 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:18:34,687 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:18:34,687 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:18:34,687 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:18:34,688 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:18:34,688 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:18:34,688 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:18:34,688 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:18:34,689 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_377457de-bd8c-423c-a275-0253f58df2d3/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_377457de-bd8c-423c-a275-0253f58df2d3/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4e7050d36e2131966739d0040816e49ede1f1e8b3b668f65d41876950193b1d8 [2023-11-24 22:18:35,065 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:18:35,098 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:18:35,101 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:18:35,103 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:18:35,103 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:18:35,105 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_377457de-bd8c-423c-a275-0253f58df2d3/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/goblint-regression/28-race_reach_86-lists_racing.i [2023-11-24 22:18:38,315 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:18:38,707 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:18:38,707 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_377457de-bd8c-423c-a275-0253f58df2d3/sv-benchmarks/c/goblint-regression/28-race_reach_86-lists_racing.i [2023-11-24 22:18:38,733 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_377457de-bd8c-423c-a275-0253f58df2d3/bin/ukojak-verify-afCqCEvfdi/data/ab90453c1/06c86e7ddd5c4aa38cb1a1d26d1c7da8/FLAGe9150c57e [2023-11-24 22:18:38,752 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_377457de-bd8c-423c-a275-0253f58df2d3/bin/ukojak-verify-afCqCEvfdi/data/ab90453c1/06c86e7ddd5c4aa38cb1a1d26d1c7da8 [2023-11-24 22:18:38,758 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:18:38,759 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:18:38,763 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:18:38,763 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:18:38,768 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:18:38,769 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:18:38" (1/1) ... [2023-11-24 22:18:38,770 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f31ffa9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:38, skipping insertion in model container [2023-11-24 22:18:38,770 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:18:38" (1/1) ... [2023-11-24 22:18:38,844 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:18:39,479 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:18:39,584 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:18:39,656 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:18:39,737 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:18:39,738 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:39 WrapperNode [2023-11-24 22:18:39,738 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:18:39,739 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:18:39,739 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:18:39,739 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:18:39,747 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:39" (1/1) ... [2023-11-24 22:18:39,773 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:39" (1/1) ... [2023-11-24 22:18:39,806 INFO L138 Inliner]: procedures = 283, calls = 70, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 264 [2023-11-24 22:18:39,807 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:18:39,808 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:18:39,808 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:18:39,808 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:18:39,818 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:39" (1/1) ... [2023-11-24 22:18:39,823 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:39" (1/1) ... [2023-11-24 22:18:39,829 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:39" (1/1) ... [2023-11-24 22:18:39,835 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:39" (1/1) ... [2023-11-24 22:18:39,851 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:39" (1/1) ... [2023-11-24 22:18:39,855 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:39" (1/1) ... [2023-11-24 22:18:39,860 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:39" (1/1) ... [2023-11-24 22:18:39,863 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:39" (1/1) ... [2023-11-24 22:18:39,869 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:18:39,870 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:18:39,871 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:18:39,871 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:18:39,872 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:39" (1/1) ... [2023-11-24 22:18:39,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:18:39,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_377457de-bd8c-423c-a275-0253f58df2d3/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:18:39,930 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_377457de-bd8c-423c-a275-0253f58df2d3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:18:39,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_377457de-bd8c-423c-a275-0253f58df2d3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:18:39,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 22:18:39,979 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:18:39,979 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:18:39,980 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:18:39,980 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:18:39,980 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2023-11-24 22:18:39,980 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2023-11-24 22:18:39,981 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:18:39,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 22:18:39,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:18:39,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-24 22:18:39,981 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-24 22:18:39,982 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2023-11-24 22:18:39,982 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2023-11-24 22:18:39,982 INFO L130 BoogieDeclarations]: Found specification of procedure init [2023-11-24 22:18:39,982 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2023-11-24 22:18:39,984 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-24 22:18:39,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:18:39,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:18:39,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:18:39,985 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:18:39,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:18:39,986 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:18:40,244 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:18:40,248 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:18:40,910 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:18:40,957 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:18:40,958 INFO L309 CfgBuilder]: Removed 16 assume(true) statements. [2023-11-24 22:18:40,959 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:18:40 BoogieIcfgContainer [2023-11-24 22:18:40,960 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:18:40,960 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:18:40,961 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:18:40,976 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:18:40,976 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:18:40" (1/1) ... [2023-11-24 22:18:40,977 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 22:18:40,984 INFO L158 Benchmark]: Toolchain (without parser) took 2223.45ms. Allocated memory is still 100.7MB. Free memory was 74.1MB in the beginning and 51.7MB in the end (delta: 22.4MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. [2023-11-24 22:18:40,985 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 73.4MB. Free memory is still 50.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:18:40,986 INFO L158 Benchmark]: CACSL2BoogieTranslator took 975.28ms. Allocated memory is still 100.7MB. Free memory was 73.8MB in the beginning and 63.1MB in the end (delta: 10.7MB). Peak memory consumption was 35.4MB. Max. memory is 16.1GB. [2023-11-24 22:18:40,987 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.32ms. Allocated memory is still 100.7MB. Free memory was 63.1MB in the beginning and 59.8MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:18:40,988 INFO L158 Benchmark]: Boogie Preprocessor took 61.94ms. Allocated memory is still 100.7MB. Free memory was 59.8MB in the beginning and 56.8MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:18:40,989 INFO L158 Benchmark]: RCFGBuilder took 1089.29ms. Allocated memory is still 100.7MB. Free memory was 56.4MB in the beginning and 52.7MB in the end (delta: 3.7MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. [2023-11-24 22:18:40,989 INFO L158 Benchmark]: CodeCheck took 21.47ms. Allocated memory is still 100.7MB. Free memory was 52.7MB in the beginning and 51.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:18:40,999 INFO L338 ainManager$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 0.33ms. Allocated memory is still 73.4MB. Free memory is still 50.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 975.28ms. Allocated memory is still 100.7MB. Free memory was 73.8MB in the beginning and 63.1MB in the end (delta: 10.7MB). Peak memory consumption was 35.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.32ms. Allocated memory is still 100.7MB. Free memory was 63.1MB in the beginning and 59.8MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.94ms. Allocated memory is still 100.7MB. Free memory was 59.8MB in the beginning and 56.8MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1089.29ms. Allocated memory is still 100.7MB. Free memory was 56.4MB in the beginning and 52.7MB in the end (delta: 3.7MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. * CodeCheck took 21.47ms. Allocated memory is still 100.7MB. Free memory was 52.7MB in the beginning and 51.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:18:41,025 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_377457de-bd8c-423c-a275-0253f58df2d3/bin/ukojak-verify-afCqCEvfdi/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: Concurrent programs are currently unsupported