./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/31_simple_loop5_vs-pthread.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 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_654cbc95-55e4-4a63-814c-3521cbf3a9da/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654cbc95-55e4-4a63-814c-3521cbf3a9da/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654cbc95-55e4-4a63-814c-3521cbf3a9da/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654cbc95-55e4-4a63-814c-3521cbf3a9da/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/31_simple_loop5_vs-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654cbc95-55e4-4a63-814c-3521cbf3a9da/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654cbc95-55e4-4a63-814c-3521cbf3a9da/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 389f5b7d6579b5ac06564f3c82f3f69fea502868b761df6187d49f96e1a317cd --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:02:29,054 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:02:29,176 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654cbc95-55e4-4a63-814c-3521cbf3a9da/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-23 20:02:29,183 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:02:29,184 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:02:29,224 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:02:29,226 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:02:29,227 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:02:29,228 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:02:29,233 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:02:29,234 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:02:29,235 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:02:29,236 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:02:29,237 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:02:29,238 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:02:29,238 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:02:29,239 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:02:29,239 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:02:29,240 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:02:29,240 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:02:29,241 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:02:29,241 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:02:29,242 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:02:29,243 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:02:29,243 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:02:29,244 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:02:29,244 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:02:29,245 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:02:29,245 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:02:29,246 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:02:29,247 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:02:29,247 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:02:29,248 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:02:29,248 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_654cbc95-55e4-4a63-814c-3521cbf3a9da/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654cbc95-55e4-4a63-814c-3521cbf3a9da/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 389f5b7d6579b5ac06564f3c82f3f69fea502868b761df6187d49f96e1a317cd [2023-11-23 20:02:29,530 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:02:29,559 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:02:29,562 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:02:29,564 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:02:29,564 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:02:29,566 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654cbc95-55e4-4a63-814c-3521cbf3a9da/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/pthread-ext/31_simple_loop5_vs-pthread.i [2023-11-23 20:02:32,637 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:02:32,913 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:02:32,914 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654cbc95-55e4-4a63-814c-3521cbf3a9da/sv-benchmarks/c/pthread-ext/31_simple_loop5_vs-pthread.i [2023-11-23 20:02:32,953 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654cbc95-55e4-4a63-814c-3521cbf3a9da/bin/ukojak-verify-1t5iHCbJaC/data/11af69091/101a48bab8bb4c5193304ba70ba0a7e8/FLAG7b0e1addd [2023-11-23 20:02:32,972 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654cbc95-55e4-4a63-814c-3521cbf3a9da/bin/ukojak-verify-1t5iHCbJaC/data/11af69091/101a48bab8bb4c5193304ba70ba0a7e8 [2023-11-23 20:02:32,978 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:02:32,980 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:02:32,984 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:02:32,984 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:02:32,989 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:02:32,990 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:02:32" (1/1) ... [2023-11-23 20:02:32,992 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@154ceda7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:32, skipping insertion in model container [2023-11-23 20:02:32,993 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:02:32" (1/1) ... [2023-11-23 20:02:33,068 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:02:33,445 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654cbc95-55e4-4a63-814c-3521cbf3a9da/sv-benchmarks/c/pthread-ext/31_simple_loop5_vs-pthread.i[30648,30661] [2023-11-23 20:02:33,453 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:02:33,467 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:02:33,544 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654cbc95-55e4-4a63-814c-3521cbf3a9da/sv-benchmarks/c/pthread-ext/31_simple_loop5_vs-pthread.i[30648,30661] [2023-11-23 20:02:33,560 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:02:33,609 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:02:33,610 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:33 WrapperNode [2023-11-23 20:02:33,610 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:02:33,611 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:02:33,611 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:02:33,611 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:02:33,619 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:33" (1/1) ... [2023-11-23 20:02:33,632 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:33" (1/1) ... [2023-11-23 20:02:33,656 INFO L138 Inliner]: procedures = 163, calls = 22, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 38 [2023-11-23 20:02:33,656 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:02:33,658 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:02:33,658 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:02:33,658 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:02:33,675 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:33" (1/1) ... [2023-11-23 20:02:33,676 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:33" (1/1) ... [2023-11-23 20:02:33,680 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:33" (1/1) ... [2023-11-23 20:02:33,681 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:33" (1/1) ... [2023-11-23 20:02:33,686 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:33" (1/1) ... [2023-11-23 20:02:33,690 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:33" (1/1) ... [2023-11-23 20:02:33,692 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:33" (1/1) ... [2023-11-23 20:02:33,694 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:33" (1/1) ... [2023-11-23 20:02:33,697 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:02:33,698 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:02:33,698 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:02:33,698 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:02:33,699 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:33" (1/1) ... [2023-11-23 20:02:33,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:02:33,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654cbc95-55e4-4a63-814c-3521cbf3a9da/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:02:33,733 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654cbc95-55e4-4a63-814c-3521cbf3a9da/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:02:33,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654cbc95-55e4-4a63-814c-3521cbf3a9da/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:02:33,772 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2023-11-23 20:02:33,772 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2023-11-23 20:02:33,772 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-23 20:02:33,773 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-23 20:02:33,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:02:33,773 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-23 20:02:33,773 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:02:33,773 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:02:33,773 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:02:33,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:02:33,774 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-23 20:02:33,774 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:02:33,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:02:33,776 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:02:33,954 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:02:33,957 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:02:34,153 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:02:34,184 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:02:34,184 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-23 20:02:34,186 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:02:34 BoogieIcfgContainer [2023-11-23 20:02:34,186 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:02:34,187 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:02:34,187 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:02:34,220 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:02:34,220 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:02:34" (1/1) ... [2023-11-23 20:02:34,221 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) [2023-11-23 20:02:34,226 INFO L158 Benchmark]: Toolchain (without parser) took 1244.59ms. Allocated memory is still 163.6MB. Free memory was 133.1MB in the beginning and 130.5MB in the end (delta: 2.6MB). Peak memory consumption was 40.2MB. Max. memory is 16.1GB. [2023-11-23 20:02:34,226 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 134.2MB. Free memory was 107.5MB in the beginning and 107.4MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:02:34,228 INFO L158 Benchmark]: CACSL2BoogieTranslator took 626.73ms. Allocated memory is still 163.6MB. Free memory was 132.9MB in the beginning and 114.6MB in the end (delta: 18.3MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. [2023-11-23 20:02:34,230 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.48ms. Allocated memory is still 163.6MB. Free memory was 114.6MB in the beginning and 112.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:02:34,231 INFO L158 Benchmark]: Boogie Preprocessor took 39.06ms. Allocated memory is still 163.6MB. Free memory was 112.5MB in the beginning and 111.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:02:34,232 INFO L158 Benchmark]: RCFGBuilder took 488.23ms. Allocated memory is still 163.6MB. Free memory was 111.0MB in the beginning and 97.1MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 20:02:34,233 INFO L158 Benchmark]: CodeCheck took 37.21ms. Allocated memory is still 163.6MB. Free memory was 97.1MB in the beginning and 130.5MB in the end (delta: -33.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:02:34,245 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 134.2MB. Free memory was 107.5MB in the beginning and 107.4MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 626.73ms. Allocated memory is still 163.6MB. Free memory was 132.9MB in the beginning and 114.6MB in the end (delta: 18.3MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.48ms. Allocated memory is still 163.6MB. Free memory was 114.6MB in the beginning and 112.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.06ms. Allocated memory is still 163.6MB. Free memory was 112.5MB in the beginning and 111.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 488.23ms. Allocated memory is still 163.6MB. Free memory was 111.0MB in the beginning and 97.1MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 37.21ms. Allocated memory is still 163.6MB. Free memory was 97.1MB in the beginning and 130.5MB in the end (delta: -33.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:02:34,294 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654cbc95-55e4-4a63-814c-3521cbf3a9da/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654cbc95-55e4-4a63-814c-3521cbf3a9da/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654cbc95-55e4-4a63-814c-3521cbf3a9da/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654cbc95-55e4-4a63-814c-3521cbf3a9da/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654cbc95-55e4-4a63-814c-3521cbf3a9da/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/31_simple_loop5_vs-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654cbc95-55e4-4a63-814c-3521cbf3a9da/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654cbc95-55e4-4a63-814c-3521cbf3a9da/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 389f5b7d6579b5ac06564f3c82f3f69fea502868b761df6187d49f96e1a317cd --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:02:36,960 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:02:37,055 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654cbc95-55e4-4a63-814c-3521cbf3a9da/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-23 20:02:37,087 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:02:37,089 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:02:37,089 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:02:37,090 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:02:37,091 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:02:37,092 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:02:37,093 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:02:37,093 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:02:37,094 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:02:37,095 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:02:37,095 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:02:37,096 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:02:37,096 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:02:37,097 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:02:37,098 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:02:37,098 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:02:37,099 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:02:37,100 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:02:37,100 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:02:37,101 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:02:37,102 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:02:37,102 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:02:37,103 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:02:37,103 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:02:37,104 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:02:37,105 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:02:37,105 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:02:37,106 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:02:37,106 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:02:37,107 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:02:37,107 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:02:37,108 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:02:37,108 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:02:37,108 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:02:37,109 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_654cbc95-55e4-4a63-814c-3521cbf3a9da/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654cbc95-55e4-4a63-814c-3521cbf3a9da/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 389f5b7d6579b5ac06564f3c82f3f69fea502868b761df6187d49f96e1a317cd [2023-11-23 20:02:37,554 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:02:37,591 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:02:37,595 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:02:37,597 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:02:37,597 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:02:37,600 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654cbc95-55e4-4a63-814c-3521cbf3a9da/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/pthread-ext/31_simple_loop5_vs-pthread.i [2023-11-23 20:02:40,779 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:02:41,124 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:02:41,125 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654cbc95-55e4-4a63-814c-3521cbf3a9da/sv-benchmarks/c/pthread-ext/31_simple_loop5_vs-pthread.i [2023-11-23 20:02:41,147 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654cbc95-55e4-4a63-814c-3521cbf3a9da/bin/ukojak-verify-1t5iHCbJaC/data/e721455b7/f0f077d9435d4b07b12a4204f247b663/FLAGae4d79d41 [2023-11-23 20:02:41,168 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654cbc95-55e4-4a63-814c-3521cbf3a9da/bin/ukojak-verify-1t5iHCbJaC/data/e721455b7/f0f077d9435d4b07b12a4204f247b663 [2023-11-23 20:02:41,171 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:02:41,173 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:02:41,174 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:02:41,174 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:02:41,184 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:02:41,185 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:02:41" (1/1) ... [2023-11-23 20:02:41,187 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@445099ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:41, skipping insertion in model container [2023-11-23 20:02:41,187 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:02:41" (1/1) ... [2023-11-23 20:02:41,257 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:02:41,725 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654cbc95-55e4-4a63-814c-3521cbf3a9da/sv-benchmarks/c/pthread-ext/31_simple_loop5_vs-pthread.i[30648,30661] [2023-11-23 20:02:41,736 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:02:41,764 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:02:41,893 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654cbc95-55e4-4a63-814c-3521cbf3a9da/sv-benchmarks/c/pthread-ext/31_simple_loop5_vs-pthread.i[30648,30661] [2023-11-23 20:02:41,897 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:02:42,000 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:02:42,001 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:42 WrapperNode [2023-11-23 20:02:42,001 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:02:42,003 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:02:42,003 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:02:42,003 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:02:42,014 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:42" (1/1) ... [2023-11-23 20:02:42,035 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:42" (1/1) ... [2023-11-23 20:02:42,057 INFO L138 Inliner]: procedures = 167, calls = 22, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 39 [2023-11-23 20:02:42,058 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:02:42,059 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:02:42,059 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:02:42,059 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:02:42,070 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:42" (1/1) ... [2023-11-23 20:02:42,070 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:42" (1/1) ... [2023-11-23 20:02:42,075 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:42" (1/1) ... [2023-11-23 20:02:42,076 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:42" (1/1) ... [2023-11-23 20:02:42,085 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:42" (1/1) ... [2023-11-23 20:02:42,089 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:42" (1/1) ... [2023-11-23 20:02:42,092 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:42" (1/1) ... [2023-11-23 20:02:42,094 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:42" (1/1) ... [2023-11-23 20:02:42,099 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:02:42,100 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:02:42,100 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:02:42,100 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:02:42,101 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:42" (1/1) ... [2023-11-23 20:02:42,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:02:42,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654cbc95-55e4-4a63-814c-3521cbf3a9da/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:02:42,162 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654cbc95-55e4-4a63-814c-3521cbf3a9da/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:02:42,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654cbc95-55e4-4a63-814c-3521cbf3a9da/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:02:42,219 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2023-11-23 20:02:42,220 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2023-11-23 20:02:42,220 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-23 20:02:42,220 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-23 20:02:42,221 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-23 20:02:42,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:02:42,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:02:42,221 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:02:42,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-23 20:02:42,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:02:42,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-23 20:02:42,223 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-23 20:02:42,223 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:02:42,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:02:42,227 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:02:42,442 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:02:42,445 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:02:42,696 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:02:42,722 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:02:42,723 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-23 20:02:42,724 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:02:42 BoogieIcfgContainer [2023-11-23 20:02:42,725 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:02:42,726 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:02:42,726 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:02:42,738 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:02:42,738 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:02:42" (1/1) ... [2023-11-23 20:02:42,739 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) [2023-11-23 20:02:42,744 INFO L158 Benchmark]: Toolchain (without parser) took 1570.43ms. Allocated memory was 79.7MB in the beginning and 117.4MB in the end (delta: 37.7MB). Free memory was 55.0MB in the beginning and 90.1MB in the end (delta: -35.1MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. [2023-11-23 20:02:42,745 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 79.7MB. Free memory was 55.7MB in the beginning and 55.6MB in the end (delta: 152.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:02:42,745 INFO L158 Benchmark]: CACSL2BoogieTranslator took 827.93ms. Allocated memory is still 79.7MB. Free memory was 54.8MB in the beginning and 52.4MB in the end (delta: 2.4MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. [2023-11-23 20:02:42,746 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.98ms. Allocated memory is still 79.7MB. Free memory was 52.4MB in the beginning and 50.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:02:42,747 INFO L158 Benchmark]: Boogie Preprocessor took 40.44ms. Allocated memory is still 79.7MB. Free memory was 50.3MB in the beginning and 48.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:02:42,748 INFO L158 Benchmark]: RCFGBuilder took 624.94ms. Allocated memory was 79.7MB in the beginning and 117.4MB in the end (delta: 37.7MB). Free memory was 48.3MB in the beginning and 91.4MB in the end (delta: -43.1MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2023-11-23 20:02:42,748 INFO L158 Benchmark]: CodeCheck took 16.36ms. Allocated memory is still 117.4MB. Free memory was 90.9MB in the beginning and 90.1MB in the end (delta: 777.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:02:42,752 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 79.7MB. Free memory was 55.7MB in the beginning and 55.6MB in the end (delta: 152.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 827.93ms. Allocated memory is still 79.7MB. Free memory was 54.8MB in the beginning and 52.4MB in the end (delta: 2.4MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.98ms. Allocated memory is still 79.7MB. Free memory was 52.4MB in the beginning and 50.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.44ms. Allocated memory is still 79.7MB. Free memory was 50.3MB in the beginning and 48.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 624.94ms. Allocated memory was 79.7MB in the beginning and 117.4MB in the end (delta: 37.7MB). Free memory was 48.3MB in the beginning and 91.4MB in the end (delta: -43.1MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. * CodeCheck took 16.36ms. Allocated memory is still 117.4MB. Free memory was 90.9MB in the beginning and 90.1MB in the end (delta: 777.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:02:42,790 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654cbc95-55e4-4a63-814c-3521cbf3a9da/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported