./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-ext/25_stack_longer-2-pthread.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a1fc2f-1c69-447f-86bc-442050467609/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a1fc2f-1c69-447f-86bc-442050467609/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_d3a1fc2f-1c69-447f-86bc-442050467609/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a1fc2f-1c69-447f-86bc-442050467609/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack_longer-2-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a1fc2f-1c69-447f-86bc-442050467609/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_d3a1fc2f-1c69-447f-86bc-442050467609/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 182a6d766171f1265a35f12ab09c9f3211c84a0be4284400cfd02a0c04d0acfe --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:00:27,715 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:00:27,826 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a1fc2f-1c69-447f-86bc-442050467609/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 23:00:27,832 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:00:27,833 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:00:27,875 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:00:27,876 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:00:27,877 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:00:27,878 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:00:27,885 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:00:27,886 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:00:27,887 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:00:27,887 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:00:27,889 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:00:27,890 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:00:27,890 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:00:27,891 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:00:27,891 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:00:27,891 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:00:27,892 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:00:27,892 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:00:27,893 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:00:27,893 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:00:27,894 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:00:27,895 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:00:27,895 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:00:27,896 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:00:27,896 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:00:27,896 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:00:27,897 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:00:27,898 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:00:27,899 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:00:27,899 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:00:27,899 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:00:27,899 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:00:27,899 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_d3a1fc2f-1c69-447f-86bc-442050467609/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a1fc2f-1c69-447f-86bc-442050467609/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 182a6d766171f1265a35f12ab09c9f3211c84a0be4284400cfd02a0c04d0acfe [2023-11-24 23:00:28,221 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:00:28,252 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:00:28,255 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:00:28,256 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:00:28,257 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:00:28,259 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a1fc2f-1c69-447f-86bc-442050467609/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/pthread-ext/25_stack_longer-2-pthread.i [2023-11-24 23:00:31,509 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:00:31,882 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:00:31,883 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a1fc2f-1c69-447f-86bc-442050467609/sv-benchmarks/c/pthread-ext/25_stack_longer-2-pthread.i [2023-11-24 23:00:31,906 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a1fc2f-1c69-447f-86bc-442050467609/bin/ukojak-verify-afCqCEvfdi/data/da44580f8/1551b263b0e649b482bd3a0e1b580205/FLAGaa4f9caf7 [2023-11-24 23:00:31,922 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a1fc2f-1c69-447f-86bc-442050467609/bin/ukojak-verify-afCqCEvfdi/data/da44580f8/1551b263b0e649b482bd3a0e1b580205 [2023-11-24 23:00:31,925 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:00:31,927 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:00:31,929 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:00:31,930 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:00:31,938 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:00:31,942 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:00:31" (1/1) ... [2023-11-24 23:00:31,943 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e47c9ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:31, skipping insertion in model container [2023-11-24 23:00:31,944 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:00:31" (1/1) ... [2023-11-24 23:00:32,014 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:00:32,498 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:00:32,514 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:00:32,584 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:00:32,624 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:00:32,625 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:00:32,633 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:00:32,634 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:32 WrapperNode [2023-11-24 23:00:32,634 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:00:32,635 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:00:32,636 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:00:32,636 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:00:32,644 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:32" (1/1) ... [2023-11-24 23:00:32,660 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:32" (1/1) ... [2023-11-24 23:00:32,696 INFO L138 Inliner]: procedures = 172, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 145 [2023-11-24 23:00:32,696 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:00:32,697 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:00:32,697 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:00:32,697 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:00:32,708 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:32" (1/1) ... [2023-11-24 23:00:32,708 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:32" (1/1) ... [2023-11-24 23:00:32,718 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:32" (1/1) ... [2023-11-24 23:00:32,718 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:32" (1/1) ... [2023-11-24 23:00:32,743 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:32" (1/1) ... [2023-11-24 23:00:32,748 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:32" (1/1) ... [2023-11-24 23:00:32,750 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:32" (1/1) ... [2023-11-24 23:00:32,752 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:32" (1/1) ... [2023-11-24 23:00:32,756 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:00:32,763 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:00:32,763 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:00:32,764 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:00:32,765 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:32" (1/1) ... [2023-11-24 23:00:32,772 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:00:32,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a1fc2f-1c69-447f-86bc-442050467609/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:00:32,804 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a1fc2f-1c69-447f-86bc-442050467609/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:00:32,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a1fc2f-1c69-447f-86bc-442050467609/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:00:32,850 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-24 23:00:32,851 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-24 23:00:32,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:00:32,852 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-24 23:00:32,852 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:00:32,853 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:00:32,853 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:00:32,853 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:00:32,854 INFO L130 BoogieDeclarations]: Found specification of procedure EBStack_init [2023-11-24 23:00:32,854 INFO L138 BoogieDeclarations]: Found implementation of procedure EBStack_init [2023-11-24 23:00:32,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:00:32,854 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:00:32,854 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-24 23:00:32,854 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:00:32,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:00:32,856 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 23:00:33,031 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:00:33,034 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:00:33,445 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:00:33,554 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:00:33,554 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 23:00:33,556 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:00:33 BoogieIcfgContainer [2023-11-24 23:00:33,556 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:00:33,557 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:00:33,557 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:00:33,569 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:00:33,569 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:00:33" (1/1) ... [2023-11-24 23:00:33,570 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 23:00:33,574 INFO L158 Benchmark]: Toolchain (without parser) took 1646.79ms. Allocated memory was 138.4MB in the beginning and 167.8MB in the end (delta: 29.4MB). Free memory was 91.5MB in the beginning and 127.7MB in the end (delta: -36.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:00:33,575 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 111.1MB. Free memory is still 64.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:00:33,576 INFO L158 Benchmark]: CACSL2BoogieTranslator took 705.10ms. Allocated memory is still 138.4MB. Free memory was 91.0MB in the beginning and 70.3MB in the end (delta: 20.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-24 23:00:33,576 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.12ms. Allocated memory is still 138.4MB. Free memory was 70.3MB in the beginning and 68.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:00:33,577 INFO L158 Benchmark]: Boogie Preprocessor took 65.11ms. Allocated memory is still 138.4MB. Free memory was 68.0MB in the beginning and 66.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:00:33,578 INFO L158 Benchmark]: RCFGBuilder took 793.61ms. Allocated memory was 138.4MB in the beginning and 167.8MB in the end (delta: 29.4MB). Free memory was 66.6MB in the beginning and 128.8MB in the end (delta: -62.2MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. [2023-11-24 23:00:33,579 INFO L158 Benchmark]: CodeCheck took 15.18ms. Allocated memory is still 167.8MB. Free memory was 128.8MB in the beginning and 127.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:00:33,582 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 0.34ms. Allocated memory is still 111.1MB. Free memory is still 64.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 705.10ms. Allocated memory is still 138.4MB. Free memory was 91.0MB in the beginning and 70.3MB in the end (delta: 20.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.12ms. Allocated memory is still 138.4MB. Free memory was 70.3MB in the beginning and 68.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.11ms. Allocated memory is still 138.4MB. Free memory was 68.0MB in the beginning and 66.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 793.61ms. Allocated memory was 138.4MB in the beginning and 167.8MB in the end (delta: 29.4MB). Free memory was 66.6MB in the beginning and 128.8MB in the end (delta: -62.2MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. * CodeCheck took 15.18ms. Allocated memory is still 167.8MB. Free memory was 128.8MB in the beginning and 127.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:00:33,612 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a1fc2f-1c69-447f-86bc-442050467609/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a1fc2f-1c69-447f-86bc-442050467609/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a1fc2f-1c69-447f-86bc-442050467609/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_d3a1fc2f-1c69-447f-86bc-442050467609/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a1fc2f-1c69-447f-86bc-442050467609/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack_longer-2-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a1fc2f-1c69-447f-86bc-442050467609/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_d3a1fc2f-1c69-447f-86bc-442050467609/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 182a6d766171f1265a35f12ab09c9f3211c84a0be4284400cfd02a0c04d0acfe --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:00:36,282 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:00:36,404 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a1fc2f-1c69-447f-86bc-442050467609/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-24 23:00:36,455 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:00:36,456 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:00:36,457 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:00:36,458 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:00:36,459 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:00:36,460 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:00:36,465 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:00:36,466 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:00:36,466 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:00:36,467 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:00:36,468 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:00:36,469 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:00:36,469 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:00:36,470 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:00:36,470 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:00:36,471 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:00:36,472 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:00:36,472 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:00:36,473 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:00:36,473 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:00:36,474 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:00:36,474 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:00:36,475 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:00:36,475 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:00:36,475 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:00:36,476 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:00:36,476 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:00:36,478 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:00:36,478 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:00:36,478 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:00:36,479 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:00:36,479 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:00:36,479 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:00:36,480 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:00:36,480 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:00:36,480 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:00:36,481 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_d3a1fc2f-1c69-447f-86bc-442050467609/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a1fc2f-1c69-447f-86bc-442050467609/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 182a6d766171f1265a35f12ab09c9f3211c84a0be4284400cfd02a0c04d0acfe [2023-11-24 23:00:36,933 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:00:36,956 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:00:36,959 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:00:36,960 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:00:36,961 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:00:36,963 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a1fc2f-1c69-447f-86bc-442050467609/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/pthread-ext/25_stack_longer-2-pthread.i [2023-11-24 23:00:40,180 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:00:40,578 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:00:40,579 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a1fc2f-1c69-447f-86bc-442050467609/sv-benchmarks/c/pthread-ext/25_stack_longer-2-pthread.i [2023-11-24 23:00:40,598 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a1fc2f-1c69-447f-86bc-442050467609/bin/ukojak-verify-afCqCEvfdi/data/02cc77e1b/497ad01d0fed406e8ac13cde3cedcda0/FLAGdd32dccd9 [2023-11-24 23:00:40,618 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a1fc2f-1c69-447f-86bc-442050467609/bin/ukojak-verify-afCqCEvfdi/data/02cc77e1b/497ad01d0fed406e8ac13cde3cedcda0 [2023-11-24 23:00:40,624 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:00:40,625 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:00:40,628 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:00:40,629 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:00:40,634 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:00:40,634 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:00:40" (1/1) ... [2023-11-24 23:00:40,636 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78f6e20b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:40, skipping insertion in model container [2023-11-24 23:00:40,636 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:00:40" (1/1) ... [2023-11-24 23:00:40,701 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:00:41,165 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:00:41,190 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:00:41,273 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:00:41,317 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:00:41,317 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:00:41,325 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:00:41,326 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:41 WrapperNode [2023-11-24 23:00:41,326 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:00:41,327 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:00:41,327 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:00:41,328 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:00:41,336 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:41" (1/1) ... [2023-11-24 23:00:41,379 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:41" (1/1) ... [2023-11-24 23:00:41,424 INFO L138 Inliner]: procedures = 176, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 142 [2023-11-24 23:00:41,424 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:00:41,425 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:00:41,425 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:00:41,426 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:00:41,435 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:41" (1/1) ... [2023-11-24 23:00:41,436 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:41" (1/1) ... [2023-11-24 23:00:41,457 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:41" (1/1) ... [2023-11-24 23:00:41,458 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:41" (1/1) ... [2023-11-24 23:00:41,475 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:41" (1/1) ... [2023-11-24 23:00:41,478 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:41" (1/1) ... [2023-11-24 23:00:41,490 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:41" (1/1) ... [2023-11-24 23:00:41,504 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:41" (1/1) ... [2023-11-24 23:00:41,512 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:00:41,513 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:00:41,520 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:00:41,521 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:00:41,522 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:41" (1/1) ... [2023-11-24 23:00:41,528 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:00:41,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a1fc2f-1c69-447f-86bc-442050467609/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:00:41,559 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a1fc2f-1c69-447f-86bc-442050467609/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:00:41,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a1fc2f-1c69-447f-86bc-442050467609/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:00:41,602 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-24 23:00:41,602 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-24 23:00:41,602 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-24 23:00:41,602 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:00:41,602 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:00:41,603 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:00:41,603 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:00:41,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 23:00:41,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:00:41,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-24 23:00:41,603 INFO L130 BoogieDeclarations]: Found specification of procedure EBStack_init [2023-11-24 23:00:41,603 INFO L138 BoogieDeclarations]: Found implementation of procedure EBStack_init [2023-11-24 23:00:41,604 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:00:41,604 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-24 23:00:41,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:00:41,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:00:41,606 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 23:00:41,766 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:00:41,775 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:00:42,160 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:00:42,294 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:00:42,296 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 23:00:42,298 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:00:42 BoogieIcfgContainer [2023-11-24 23:00:42,298 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:00:42,299 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:00:42,300 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:00:42,310 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:00:42,310 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:00:42" (1/1) ... [2023-11-24 23:00:42,311 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 23:00:42,316 INFO L158 Benchmark]: Toolchain (without parser) took 1689.27ms. Allocated memory was 69.2MB in the beginning and 109.1MB in the end (delta: 39.8MB). Free memory was 43.3MB in the beginning and 46.3MB in the end (delta: -2.9MB). Peak memory consumption was 37.3MB. Max. memory is 16.1GB. [2023-11-24 23:00:42,317 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 69.2MB. Free memory is still 44.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:00:42,318 INFO L158 Benchmark]: CACSL2BoogieTranslator took 697.91ms. Allocated memory was 69.2MB in the beginning and 109.1MB in the end (delta: 39.8MB). Free memory was 43.2MB in the beginning and 77.7MB in the end (delta: -34.6MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. [2023-11-24 23:00:42,319 INFO L158 Benchmark]: Boogie Procedure Inliner took 97.39ms. Allocated memory is still 109.1MB. Free memory was 77.7MB in the beginning and 74.9MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 23:00:42,321 INFO L158 Benchmark]: Boogie Preprocessor took 87.26ms. Allocated memory is still 109.1MB. Free memory was 74.9MB in the beginning and 72.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:00:42,323 INFO L158 Benchmark]: RCFGBuilder took 785.13ms. Allocated memory is still 109.1MB. Free memory was 72.8MB in the beginning and 47.0MB in the end (delta: 25.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-24 23:00:42,323 INFO L158 Benchmark]: CodeCheck took 14.73ms. Allocated memory is still 109.1MB. Free memory was 47.0MB in the beginning and 46.3MB in the end (delta: 691.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:00:42,333 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 0.31ms. Allocated memory is still 69.2MB. Free memory is still 44.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 697.91ms. Allocated memory was 69.2MB in the beginning and 109.1MB in the end (delta: 39.8MB). Free memory was 43.2MB in the beginning and 77.7MB in the end (delta: -34.6MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 97.39ms. Allocated memory is still 109.1MB. Free memory was 77.7MB in the beginning and 74.9MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 87.26ms. Allocated memory is still 109.1MB. Free memory was 74.9MB in the beginning and 72.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 785.13ms. Allocated memory is still 109.1MB. Free memory was 72.8MB in the beginning and 47.0MB in the end (delta: 25.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 14.73ms. Allocated memory is still 109.1MB. Free memory was 47.0MB in the beginning and 46.3MB in the end (delta: 691.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:00:42,367 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a1fc2f-1c69-447f-86bc-442050467609/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