./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-lit/sssc12_variant-pthread.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_dc93c8f1-069e-4995-836a-9a3e1ca9e37b/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc93c8f1-069e-4995-836a-9a3e1ca9e37b/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_dc93c8f1-069e-4995-836a-9a3e1ca9e37b/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc93c8f1-069e-4995-836a-9a3e1ca9e37b/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-lit/sssc12_variant-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc93c8f1-069e-4995-836a-9a3e1ca9e37b/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc93c8f1-069e-4995-836a-9a3e1ca9e37b/bin/ukojak-verify-1t5iHCbJaC --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 0ff08c0361e0fdb1af5d85b333c023f31932563eeba591605f3b3b9ddd16afc8 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:23:18,216 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:23:18,280 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc93c8f1-069e-4995-836a-9a3e1ca9e37b/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:23:18,285 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:23:18,286 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:23:18,308 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:23:18,309 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:23:18,310 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:23:18,310 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:23:18,311 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:23:18,312 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:23:18,312 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:23:18,313 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:23:18,313 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:23:18,314 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:23:18,314 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:23:18,315 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:23:18,315 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:23:18,316 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:23:18,316 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:23:18,317 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:23:18,317 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:23:18,318 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:23:18,318 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:23:18,319 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:23:18,319 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:23:18,320 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:23:18,320 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:23:18,321 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:23:18,321 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:23:18,321 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:23:18,322 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:23:18,322 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:23:18,323 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:23:18,323 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:23:18,323 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_dc93c8f1-069e-4995-836a-9a3e1ca9e37b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc93c8f1-069e-4995-836a-9a3e1ca9e37b/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0ff08c0361e0fdb1af5d85b333c023f31932563eeba591605f3b3b9ddd16afc8 [2023-11-23 20:23:18,598 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:23:18,628 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:23:18,631 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:23:18,632 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:23:18,633 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:23:18,635 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc93c8f1-069e-4995-836a-9a3e1ca9e37b/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/pthread-lit/sssc12_variant-pthread.i [2023-11-23 20:23:22,003 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:23:22,337 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:23:22,339 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc93c8f1-069e-4995-836a-9a3e1ca9e37b/sv-benchmarks/c/pthread-lit/sssc12_variant-pthread.i [2023-11-23 20:23:22,359 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc93c8f1-069e-4995-836a-9a3e1ca9e37b/bin/ukojak-verify-1t5iHCbJaC/data/e350a3a4c/c414716b693c44b7a9036fc5dd283235/FLAG2b1548d15 [2023-11-23 20:23:22,379 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc93c8f1-069e-4995-836a-9a3e1ca9e37b/bin/ukojak-verify-1t5iHCbJaC/data/e350a3a4c/c414716b693c44b7a9036fc5dd283235 [2023-11-23 20:23:22,398 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:23:22,400 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:23:22,401 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:23:22,401 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:23:22,406 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:23:22,407 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:23:22" (1/1) ... [2023-11-23 20:23:22,408 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b27aba1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:22, skipping insertion in model container [2023-11-23 20:23:22,409 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:23:22" (1/1) ... [2023-11-23 20:23:22,458 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:23:22,908 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:23:23,024 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:23:23,038 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:23:23,071 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:23:23,088 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:23:23,150 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:23:23,159 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:23:23,160 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:23 WrapperNode [2023-11-23 20:23:23,160 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:23:23,161 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:23:23,162 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:23:23,162 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:23:23,170 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:23" (1/1) ... [2023-11-23 20:23:23,189 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:23" (1/1) ... [2023-11-23 20:23:23,216 INFO L138 Inliner]: procedures = 274, calls = 27, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 90 [2023-11-23 20:23:23,216 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:23:23,217 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:23:23,218 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:23:23,218 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:23:23,227 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:23" (1/1) ... [2023-11-23 20:23:23,228 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:23" (1/1) ... [2023-11-23 20:23:23,232 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:23" (1/1) ... [2023-11-23 20:23:23,232 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:23" (1/1) ... [2023-11-23 20:23:23,240 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:23" (1/1) ... [2023-11-23 20:23:23,244 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:23" (1/1) ... [2023-11-23 20:23:23,246 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:23" (1/1) ... [2023-11-23 20:23:23,248 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:23" (1/1) ... [2023-11-23 20:23:23,252 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:23:23,266 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:23:23,267 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:23:23,267 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:23:23,268 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:23" (1/1) ... [2023-11-23 20:23:23,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:23:23,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc93c8f1-069e-4995-836a-9a3e1ca9e37b/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:23:23,323 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc93c8f1-069e-4995-836a-9a3e1ca9e37b/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:23:23,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc93c8f1-069e-4995-836a-9a3e1ca9e37b/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:23:23,361 INFO L130 BoogieDeclarations]: Found specification of procedure thr [2023-11-23 20:23:23,362 INFO L138 BoogieDeclarations]: Found implementation of procedure thr [2023-11-23 20:23:23,363 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:23:23,364 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:23:23,364 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-23 20:23:23,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:23:23,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:23:23,365 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-23 20:23:23,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:23:23,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:23:23,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:23:23,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:23:23,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:23:23,367 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 20:23:23,512 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:23:23,514 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:23:23,726 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:23:23,756 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:23:23,757 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-23 20:23:23,759 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:23:23 BoogieIcfgContainer [2023-11-23 20:23:23,759 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:23:23,761 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:23:23,762 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:23:23,772 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:23:23,772 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:23:23" (1/1) ... [2023-11-23 20:23:23,773 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 20:23:23,777 INFO L158 Benchmark]: Toolchain (without parser) took 1376.93ms. Allocated memory is still 140.5MB. Free memory was 100.9MB in the beginning and 51.2MB in the end (delta: 49.7MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2023-11-23 20:23:23,778 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 140.5MB. Free memory is still 111.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:23:23,779 INFO L158 Benchmark]: CACSL2BoogieTranslator took 759.52ms. Allocated memory is still 140.5MB. Free memory was 100.4MB in the beginning and 71.7MB in the end (delta: 28.7MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-23 20:23:23,779 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.28ms. Allocated memory is still 140.5MB. Free memory was 71.3MB in the beginning and 69.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:23:23,780 INFO L158 Benchmark]: Boogie Preprocessor took 48.32ms. Allocated memory is still 140.5MB. Free memory was 69.0MB in the beginning and 67.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:23:23,781 INFO L158 Benchmark]: RCFGBuilder took 492.71ms. Allocated memory is still 140.5MB. Free memory was 67.5MB in the beginning and 52.0MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 20:23:23,782 INFO L158 Benchmark]: CodeCheck took 14.37ms. Allocated memory is still 140.5MB. Free memory was 52.0MB in the beginning and 51.2MB in the end (delta: 777.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:23:23,785 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 0.27ms. Allocated memory is still 140.5MB. Free memory is still 111.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 759.52ms. Allocated memory is still 140.5MB. Free memory was 100.4MB in the beginning and 71.7MB in the end (delta: 28.7MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.28ms. Allocated memory is still 140.5MB. Free memory was 71.3MB in the beginning and 69.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.32ms. Allocated memory is still 140.5MB. Free memory was 69.0MB in the beginning and 67.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 492.71ms. Allocated memory is still 140.5MB. Free memory was 67.5MB in the beginning and 52.0MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 14.37ms. Allocated memory is still 140.5MB. Free memory was 52.0MB in the beginning and 51.2MB 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 20:23:23,822 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc93c8f1-069e-4995-836a-9a3e1ca9e37b/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc93c8f1-069e-4995-836a-9a3e1ca9e37b/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc93c8f1-069e-4995-836a-9a3e1ca9e37b/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_dc93c8f1-069e-4995-836a-9a3e1ca9e37b/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc93c8f1-069e-4995-836a-9a3e1ca9e37b/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-lit/sssc12_variant-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc93c8f1-069e-4995-836a-9a3e1ca9e37b/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc93c8f1-069e-4995-836a-9a3e1ca9e37b/bin/ukojak-verify-1t5iHCbJaC --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 0ff08c0361e0fdb1af5d85b333c023f31932563eeba591605f3b3b9ddd16afc8 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:23:26,591 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:23:26,728 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc93c8f1-069e-4995-836a-9a3e1ca9e37b/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-23 20:23:26,785 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:23:26,786 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:23:26,787 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:23:26,788 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:23:26,788 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:23:26,790 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:23:26,795 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:23:26,795 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:23:26,796 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:23:26,796 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:23:26,798 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:23:26,799 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:23:26,799 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:23:26,800 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:23:26,800 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:23:26,801 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:23:26,801 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:23:26,802 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:23:26,802 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:23:26,803 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:23:26,803 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:23:26,804 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:23:26,804 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:23:26,805 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:23:26,805 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:23:26,806 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:23:26,806 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:23:26,808 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:23:26,808 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:23:26,808 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:23:26,809 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:23:26,809 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:23:26,809 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:23:26,809 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:23:26,810 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:23:26,810 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:23:26,811 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_dc93c8f1-069e-4995-836a-9a3e1ca9e37b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc93c8f1-069e-4995-836a-9a3e1ca9e37b/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0ff08c0361e0fdb1af5d85b333c023f31932563eeba591605f3b3b9ddd16afc8 [2023-11-23 20:23:27,247 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:23:27,284 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:23:27,287 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:23:27,288 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:23:27,289 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:23:27,290 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc93c8f1-069e-4995-836a-9a3e1ca9e37b/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/pthread-lit/sssc12_variant-pthread.i [2023-11-23 20:23:30,639 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:23:31,034 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:23:31,035 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc93c8f1-069e-4995-836a-9a3e1ca9e37b/sv-benchmarks/c/pthread-lit/sssc12_variant-pthread.i [2023-11-23 20:23:31,057 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc93c8f1-069e-4995-836a-9a3e1ca9e37b/bin/ukojak-verify-1t5iHCbJaC/data/a75e29a32/91e01accfd524978a4330754b5028477/FLAGddcba1cfb [2023-11-23 20:23:31,083 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc93c8f1-069e-4995-836a-9a3e1ca9e37b/bin/ukojak-verify-1t5iHCbJaC/data/a75e29a32/91e01accfd524978a4330754b5028477 [2023-11-23 20:23:31,087 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:23:31,088 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:23:31,090 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:23:31,090 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:23:31,094 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:23:31,095 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:23:31" (1/1) ... [2023-11-23 20:23:31,096 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61e8029a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:31, skipping insertion in model container [2023-11-23 20:23:31,096 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:23:31" (1/1) ... [2023-11-23 20:23:31,156 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:23:31,692 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:23:31,888 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:23:31,913 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:23:31,965 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:23:31,990 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:23:32,105 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:23:32,143 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:23:32,143 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:32 WrapperNode [2023-11-23 20:23:32,144 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:23:32,145 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:23:32,145 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:23:32,145 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:23:32,153 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:32" (1/1) ... [2023-11-23 20:23:32,200 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:32" (1/1) ... [2023-11-23 20:23:32,254 INFO L138 Inliner]: procedures = 278, calls = 27, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 90 [2023-11-23 20:23:32,255 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:23:32,255 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:23:32,256 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:23:32,256 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:23:32,266 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:32" (1/1) ... [2023-11-23 20:23:32,266 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:32" (1/1) ... [2023-11-23 20:23:32,279 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:32" (1/1) ... [2023-11-23 20:23:32,279 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:32" (1/1) ... [2023-11-23 20:23:32,294 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:32" (1/1) ... [2023-11-23 20:23:32,309 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:32" (1/1) ... [2023-11-23 20:23:32,313 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:32" (1/1) ... [2023-11-23 20:23:32,328 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:32" (1/1) ... [2023-11-23 20:23:32,332 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:23:32,338 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:23:32,338 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:23:32,338 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:23:32,339 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:32" (1/1) ... [2023-11-23 20:23:32,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:23:32,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc93c8f1-069e-4995-836a-9a3e1ca9e37b/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:23:32,375 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc93c8f1-069e-4995-836a-9a3e1ca9e37b/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:23:32,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc93c8f1-069e-4995-836a-9a3e1ca9e37b/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:23:32,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-23 20:23:32,425 INFO L130 BoogieDeclarations]: Found specification of procedure thr [2023-11-23 20:23:32,425 INFO L138 BoogieDeclarations]: Found implementation of procedure thr [2023-11-23 20:23:32,426 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:23:32,426 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:23:32,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-23 20:23:32,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:23:32,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-23 20:23:32,427 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-23 20:23:32,427 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-23 20:23:32,427 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:23:32,427 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:23:32,429 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:23:32,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:23:32,431 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 20:23:32,613 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:23:32,619 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:23:32,909 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:23:32,928 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:23:32,929 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-23 20:23:32,930 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:23:32 BoogieIcfgContainer [2023-11-23 20:23:32,931 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:23:32,932 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:23:32,932 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:23:32,944 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:23:32,944 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:23:32" (1/1) ... [2023-11-23 20:23:32,945 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 20:23:32,950 INFO L158 Benchmark]: Toolchain (without parser) took 1860.48ms. Allocated memory is still 111.1MB. Free memory was 85.9MB in the beginning and 65.2MB in the end (delta: 20.7MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. [2023-11-23 20:23:32,951 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 62.9MB. Free memory was 39.2MB in the beginning and 39.1MB in the end (delta: 60.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:23:32,952 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1054.29ms. Allocated memory is still 111.1MB. Free memory was 85.6MB in the beginning and 87.7MB in the end (delta: -2.1MB). Peak memory consumption was 38.2MB. Max. memory is 16.1GB. [2023-11-23 20:23:32,952 INFO L158 Benchmark]: Boogie Procedure Inliner took 110.02ms. Allocated memory is still 111.1MB. Free memory was 87.7MB in the beginning and 85.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:23:32,953 INFO L158 Benchmark]: Boogie Preprocessor took 81.61ms. Allocated memory is still 111.1MB. Free memory was 85.5MB in the beginning and 82.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:23:32,954 INFO L158 Benchmark]: RCFGBuilder took 593.05ms. Allocated memory is still 111.1MB. Free memory was 82.9MB in the beginning and 66.1MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 20:23:32,955 INFO L158 Benchmark]: CodeCheck took 16.39ms. Allocated memory is still 111.1MB. Free memory was 66.1MB in the beginning and 65.2MB in the end (delta: 878.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:23:32,958 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 62.9MB. Free memory was 39.2MB in the beginning and 39.1MB in the end (delta: 60.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1054.29ms. Allocated memory is still 111.1MB. Free memory was 85.6MB in the beginning and 87.7MB in the end (delta: -2.1MB). Peak memory consumption was 38.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 110.02ms. Allocated memory is still 111.1MB. Free memory was 87.7MB in the beginning and 85.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 81.61ms. Allocated memory is still 111.1MB. Free memory was 85.5MB in the beginning and 82.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 593.05ms. Allocated memory is still 111.1MB. Free memory was 82.9MB in the beginning and 66.1MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 16.39ms. Allocated memory is still 111.1MB. Free memory was 66.1MB in the beginning and 65.2MB in the end (delta: 878.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:23:32,997 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc93c8f1-069e-4995-836a-9a3e1ca9e37b/bin/ukojak-verify-1t5iHCbJaC/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