./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur-pthread.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_65f979a0-269c-4dfb-9e45-e67d55f10c5c/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f979a0-269c-4dfb-9e45-e67d55f10c5c/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_65f979a0-269c-4dfb-9e45-e67d55f10c5c/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f979a0-269c-4dfb-9e45-e67d55f10c5c/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f979a0-269c-4dfb-9e45-e67d55f10c5c/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_65f979a0-269c-4dfb-9e45-e67d55f10c5c/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 d59c014df9ead169c56b7ae39b852ef0f17fdf8c183ee9a03f7bf209d03f772f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:53:15,964 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:53:16,109 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f979a0-269c-4dfb-9e45-e67d55f10c5c/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 22:53:16,118 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:53:16,120 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:53:16,166 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:53:16,167 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:53:16,168 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:53:16,169 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:53:16,175 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:53:16,176 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:53:16,177 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:53:16,177 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:53:16,179 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:53:16,180 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:53:16,180 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:53:16,181 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:53:16,181 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:53:16,182 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:53:16,182 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:53:16,183 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:53:16,184 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:53:16,184 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:53:16,185 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:53:16,186 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:53:16,188 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:53:16,188 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:53:16,189 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:53:16,189 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:53:16,190 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:53:16,192 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:53:16,192 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:53:16,192 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:53:16,192 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:53:16,193 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:53:16,193 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_65f979a0-269c-4dfb-9e45-e67d55f10c5c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f979a0-269c-4dfb-9e45-e67d55f10c5c/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d59c014df9ead169c56b7ae39b852ef0f17fdf8c183ee9a03f7bf209d03f772f [2023-11-24 22:53:16,578 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:53:16,616 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:53:16,620 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:53:16,621 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:53:16,622 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:53:16,624 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f979a0-269c-4dfb-9e45-e67d55f10c5c/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur-pthread.i [2023-11-24 22:53:20,311 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:53:20,628 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:53:20,628 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f979a0-269c-4dfb-9e45-e67d55f10c5c/sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur-pthread.i [2023-11-24 22:53:20,650 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f979a0-269c-4dfb-9e45-e67d55f10c5c/bin/ukojak-verify-afCqCEvfdi/data/b933c87d1/23ebaf14b6234579b4887b7600d6773b/FLAGa7599b55e [2023-11-24 22:53:20,668 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f979a0-269c-4dfb-9e45-e67d55f10c5c/bin/ukojak-verify-afCqCEvfdi/data/b933c87d1/23ebaf14b6234579b4887b7600d6773b [2023-11-24 22:53:20,672 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:53:20,674 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:53:20,676 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:53:20,676 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:53:20,683 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:53:20,684 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:53:20" (1/1) ... [2023-11-24 22:53:20,686 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67e23105 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:20, skipping insertion in model container [2023-11-24 22:53:20,686 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:53:20" (1/1) ... [2023-11-24 22:53:20,753 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:53:21,196 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:53:21,213 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:53:21,270 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:53:21,324 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:53:21,325 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:21 WrapperNode [2023-11-24 22:53:21,325 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:53:21,327 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:53:21,327 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:53:21,327 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:53:21,337 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:21" (1/1) ... [2023-11-24 22:53:21,355 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:21" (1/1) ... [2023-11-24 22:53:21,386 INFO L138 Inliner]: procedures = 165, calls = 33, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 99 [2023-11-24 22:53:21,387 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:53:21,388 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:53:21,388 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:53:21,388 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:53:21,399 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:21" (1/1) ... [2023-11-24 22:53:21,400 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:21" (1/1) ... [2023-11-24 22:53:21,408 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:21" (1/1) ... [2023-11-24 22:53:21,409 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:21" (1/1) ... [2023-11-24 22:53:21,432 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:21" (1/1) ... [2023-11-24 22:53:21,443 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:21" (1/1) ... [2023-11-24 22:53:21,449 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:21" (1/1) ... [2023-11-24 22:53:21,463 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:21" (1/1) ... [2023-11-24 22:53:21,467 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:53:21,468 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:53:21,469 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:53:21,469 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:53:21,470 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:21" (1/1) ... [2023-11-24 22:53:21,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:53:21,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f979a0-269c-4dfb-9e45-e67d55f10c5c/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:53:21,522 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f979a0-269c-4dfb-9e45-e67d55f10c5c/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:53:21,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f979a0-269c-4dfb-9e45-e67d55f10c5c/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:53:21,574 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:53:21,574 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-24 22:53:21,574 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-24 22:53:21,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:53:21,575 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-24 22:53:21,577 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:53:21,577 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:53:21,578 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:53:21,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:53:21,578 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-24 22:53:21,578 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:53:21,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:53:21,581 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 22:53:21,761 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:53:21,763 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:53:22,133 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:53:22,271 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:53:22,272 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 22:53:22,274 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:53:22 BoogieIcfgContainer [2023-11-24 22:53:22,274 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:53:22,275 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:53:22,276 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:53:22,293 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:53:22,294 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:53:22" (1/1) ... [2023-11-24 22:53:22,295 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 22:53:22,301 INFO L158 Benchmark]: Toolchain (without parser) took 1625.64ms. Allocated memory is still 161.5MB. Free memory was 116.0MB in the beginning and 118.1MB in the end (delta: -2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:53:22,302 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 121.6MB. Free memory is still 67.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:53:22,303 INFO L158 Benchmark]: CACSL2BoogieTranslator took 649.67ms. Allocated memory is still 161.5MB. Free memory was 116.0MB in the beginning and 96.0MB in the end (delta: 20.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-24 22:53:22,304 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.45ms. Allocated memory is still 161.5MB. Free memory was 96.0MB in the beginning and 93.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:53:22,306 INFO L158 Benchmark]: Boogie Preprocessor took 79.93ms. Allocated memory is still 161.5MB. Free memory was 93.9MB in the beginning and 92.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:53:22,308 INFO L158 Benchmark]: RCFGBuilder took 806.15ms. Allocated memory is still 161.5MB. Free memory was 92.5MB in the beginning and 119.4MB in the end (delta: -27.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-24 22:53:22,309 INFO L158 Benchmark]: CodeCheck took 23.04ms. Allocated memory is still 161.5MB. Free memory was 119.4MB in the beginning and 118.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:53:22,321 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 121.6MB. Free memory is still 67.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 649.67ms. Allocated memory is still 161.5MB. Free memory was 116.0MB in the beginning and 96.0MB in the end (delta: 20.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.45ms. Allocated memory is still 161.5MB. Free memory was 96.0MB in the beginning and 93.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 79.93ms. Allocated memory is still 161.5MB. Free memory was 93.9MB in the beginning and 92.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 806.15ms. Allocated memory is still 161.5MB. Free memory was 92.5MB in the beginning and 119.4MB in the end (delta: -27.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 23.04ms. Allocated memory is still 161.5MB. Free memory was 119.4MB in the beginning and 118.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:53:22,353 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f979a0-269c-4dfb-9e45-e67d55f10c5c/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_65f979a0-269c-4dfb-9e45-e67d55f10c5c/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f979a0-269c-4dfb-9e45-e67d55f10c5c/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_65f979a0-269c-4dfb-9e45-e67d55f10c5c/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f979a0-269c-4dfb-9e45-e67d55f10c5c/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f979a0-269c-4dfb-9e45-e67d55f10c5c/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_65f979a0-269c-4dfb-9e45-e67d55f10c5c/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 d59c014df9ead169c56b7ae39b852ef0f17fdf8c183ee9a03f7bf209d03f772f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:53:25,619 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:53:25,754 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f979a0-269c-4dfb-9e45-e67d55f10c5c/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-24 22:53:25,795 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:53:25,797 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:53:25,797 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:53:25,799 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:53:25,799 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:53:25,800 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:53:25,801 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:53:25,802 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:53:25,802 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:53:25,803 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:53:25,804 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:53:25,805 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:53:25,805 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:53:25,806 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:53:25,807 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:53:25,807 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:53:25,808 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:53:25,808 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:53:25,809 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:53:25,810 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:53:25,810 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:53:25,811 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:53:25,812 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:53:25,812 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:53:25,813 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:53:25,813 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:53:25,814 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:53:25,814 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:53:25,815 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:53:25,816 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:53:25,816 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:53:25,816 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:53:25,817 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:53:25,817 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:53:25,817 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:53:25,818 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:53:25,818 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_65f979a0-269c-4dfb-9e45-e67d55f10c5c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f979a0-269c-4dfb-9e45-e67d55f10c5c/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d59c014df9ead169c56b7ae39b852ef0f17fdf8c183ee9a03f7bf209d03f772f [2023-11-24 22:53:26,282 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:53:26,325 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:53:26,328 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:53:26,330 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:53:26,331 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:53:26,333 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f979a0-269c-4dfb-9e45-e67d55f10c5c/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur-pthread.i [2023-11-24 22:53:30,289 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:53:30,743 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:53:30,744 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f979a0-269c-4dfb-9e45-e67d55f10c5c/sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur-pthread.i [2023-11-24 22:53:30,763 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f979a0-269c-4dfb-9e45-e67d55f10c5c/bin/ukojak-verify-afCqCEvfdi/data/6f8f78fcb/7d49c60a79244cd691e4becae05459e6/FLAG4a284c13f [2023-11-24 22:53:30,782 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f979a0-269c-4dfb-9e45-e67d55f10c5c/bin/ukojak-verify-afCqCEvfdi/data/6f8f78fcb/7d49c60a79244cd691e4becae05459e6 [2023-11-24 22:53:30,786 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:53:30,788 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:53:30,790 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:53:30,791 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:53:30,797 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:53:30,798 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:53:30" (1/1) ... [2023-11-24 22:53:30,799 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@80be37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:30, skipping insertion in model container [2023-11-24 22:53:30,800 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:53:30" (1/1) ... [2023-11-24 22:53:30,853 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:53:31,445 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:53:31,470 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:53:31,565 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:53:31,640 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:53:31,640 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:31 WrapperNode [2023-11-24 22:53:31,640 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:53:31,641 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:53:31,642 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:53:31,642 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:53:31,651 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:31" (1/1) ... [2023-11-24 22:53:31,676 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:31" (1/1) ... [2023-11-24 22:53:31,730 INFO L138 Inliner]: procedures = 169, calls = 33, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 100 [2023-11-24 22:53:31,730 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:53:31,731 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:53:31,731 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:53:31,732 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:53:31,743 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:31" (1/1) ... [2023-11-24 22:53:31,743 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:31" (1/1) ... [2023-11-24 22:53:31,749 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:31" (1/1) ... [2023-11-24 22:53:31,750 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:31" (1/1) ... [2023-11-24 22:53:31,762 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:31" (1/1) ... [2023-11-24 22:53:31,768 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:31" (1/1) ... [2023-11-24 22:53:31,772 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:31" (1/1) ... [2023-11-24 22:53:31,775 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:31" (1/1) ... [2023-11-24 22:53:31,796 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:53:31,797 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:53:31,798 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:53:31,798 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:53:31,799 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:31" (1/1) ... [2023-11-24 22:53:31,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:53:31,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f979a0-269c-4dfb-9e45-e67d55f10c5c/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:53:31,840 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f979a0-269c-4dfb-9e45-e67d55f10c5c/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:53:31,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f979a0-269c-4dfb-9e45-e67d55f10c5c/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:53:31,904 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 22:53:31,905 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-24 22:53:31,906 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-24 22:53:31,906 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-24 22:53:31,906 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:53:31,907 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:53:31,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:53:31,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 22:53:31,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:53:31,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-24 22:53:31,908 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-24 22:53:31,908 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:53:31,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:53:31,910 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 22:53:32,157 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:53:32,160 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:53:32,470 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:53:32,578 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:53:32,579 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 22:53:32,581 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:53:32 BoogieIcfgContainer [2023-11-24 22:53:32,582 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:53:32,583 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:53:32,583 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:53:32,596 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:53:32,596 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:53:32" (1/1) ... [2023-11-24 22:53:32,597 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 22:53:32,603 INFO L158 Benchmark]: Toolchain (without parser) took 1813.60ms. Allocated memory was 79.7MB in the beginning and 113.2MB in the end (delta: 33.6MB). Free memory was 56.9MB in the beginning and 63.6MB in the end (delta: -6.7MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. [2023-11-24 22:53:32,604 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 79.7MB. Free memory was 55.9MB in the beginning and 55.9MB in the end (delta: 73.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:53:32,605 INFO L158 Benchmark]: CACSL2BoogieTranslator took 850.38ms. Allocated memory is still 79.7MB. Free memory was 56.7MB in the beginning and 35.3MB in the end (delta: 21.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-24 22:53:32,606 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.04ms. Allocated memory was 79.7MB in the beginning and 113.2MB in the end (delta: 33.6MB). Free memory was 35.3MB in the beginning and 91.3MB in the end (delta: -56.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 22:53:32,607 INFO L158 Benchmark]: Boogie Preprocessor took 65.23ms. Allocated memory is still 113.2MB. Free memory was 91.3MB in the beginning and 89.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:53:32,608 INFO L158 Benchmark]: RCFGBuilder took 784.39ms. Allocated memory is still 113.2MB. Free memory was 89.2MB in the beginning and 64.6MB in the end (delta: 24.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-24 22:53:32,609 INFO L158 Benchmark]: CodeCheck took 18.11ms. Allocated memory is still 113.2MB. Free memory was 64.6MB in the beginning and 63.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:53:32,614 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 0.37ms. Allocated memory is still 79.7MB. Free memory was 55.9MB in the beginning and 55.9MB in the end (delta: 73.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 850.38ms. Allocated memory is still 79.7MB. Free memory was 56.7MB in the beginning and 35.3MB in the end (delta: 21.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.04ms. Allocated memory was 79.7MB in the beginning and 113.2MB in the end (delta: 33.6MB). Free memory was 35.3MB in the beginning and 91.3MB in the end (delta: -56.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.23ms. Allocated memory is still 113.2MB. Free memory was 91.3MB in the beginning and 89.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 784.39ms. Allocated memory is still 113.2MB. Free memory was 89.2MB in the beginning and 64.6MB in the end (delta: 24.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 18.11ms. Allocated memory is still 113.2MB. Free memory was 64.6MB in the beginning and 63.6MB 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 22:53:32,642 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f979a0-269c-4dfb-9e45-e67d55f10c5c/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