./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe028_rmo.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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_d3463743-7c42-4655-a0e5-fd183442aa22/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3463743-7c42-4655-a0e5-fd183442aa22/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_d3463743-7c42-4655-a0e5-fd183442aa22/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3463743-7c42-4655-a0e5-fd183442aa22/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe028_rmo.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3463743-7c42-4655-a0e5-fd183442aa22/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_d3463743-7c42-4655-a0e5-fd183442aa22/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 f2554c8e438e3af7ef33c0e1415937b85e1e4893b09cefba11e131adcc4208eb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:04:16,279 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:04:16,416 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3463743-7c42-4655-a0e5-fd183442aa22/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:04:16,422 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:04:16,423 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:04:16,461 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:04:16,464 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:04:16,465 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:04:16,466 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:04:16,471 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:04:16,472 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:04:16,472 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:04:16,473 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:04:16,475 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:04:16,475 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:04:16,476 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:04:16,476 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:04:16,476 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:04:16,477 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:04:16,477 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:04:16,478 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:04:16,479 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:04:16,479 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:04:16,479 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:04:16,480 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:04:16,481 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:04:16,481 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:04:16,482 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:04:16,482 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:04:16,483 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:04:16,484 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:04:16,484 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:04:16,485 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:04:16,485 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:04:16,485 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:04:16,485 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_d3463743-7c42-4655-a0e5-fd183442aa22/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3463743-7c42-4655-a0e5-fd183442aa22/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f2554c8e438e3af7ef33c0e1415937b85e1e4893b09cefba11e131adcc4208eb [2023-11-23 20:04:16,786 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:04:16,812 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:04:16,815 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:04:16,816 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:04:16,817 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:04:16,819 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3463743-7c42-4655-a0e5-fd183442aa22/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/pthread-wmm/safe028_rmo.i [2023-11-23 20:04:19,892 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:04:20,176 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:04:20,177 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3463743-7c42-4655-a0e5-fd183442aa22/sv-benchmarks/c/pthread-wmm/safe028_rmo.i [2023-11-23 20:04:20,198 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3463743-7c42-4655-a0e5-fd183442aa22/bin/ukojak-verify-1t5iHCbJaC/data/dbf4f8c4b/6890514510ba41f9af891daaabd17b28/FLAG9dcb45d78 [2023-11-23 20:04:20,215 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3463743-7c42-4655-a0e5-fd183442aa22/bin/ukojak-verify-1t5iHCbJaC/data/dbf4f8c4b/6890514510ba41f9af891daaabd17b28 [2023-11-23 20:04:20,217 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:04:20,219 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:04:20,221 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:04:20,221 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:04:20,230 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:04:20,231 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:04:20" (1/1) ... [2023-11-23 20:04:20,232 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38e3fcc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:20, skipping insertion in model container [2023-11-23 20:04:20,233 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:04:20" (1/1) ... [2023-11-23 20:04:20,382 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:04:20,992 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:04:21,009 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:04:21,123 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:04:21,179 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:04:21,179 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:04:21,188 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:04:21,188 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:21 WrapperNode [2023-11-23 20:04:21,189 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:04:21,190 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:04:21,191 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:04:21,191 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:04:21,199 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:21" (1/1) ... [2023-11-23 20:04:21,222 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:21" (1/1) ... [2023-11-23 20:04:21,252 INFO L138 Inliner]: procedures = 176, calls = 76, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 139 [2023-11-23 20:04:21,253 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:04:21,254 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:04:21,254 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:04:21,254 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:04:21,265 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:21" (1/1) ... [2023-11-23 20:04:21,265 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:21" (1/1) ... [2023-11-23 20:04:21,271 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:21" (1/1) ... [2023-11-23 20:04:21,272 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:21" (1/1) ... [2023-11-23 20:04:21,286 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:21" (1/1) ... [2023-11-23 20:04:21,289 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:21" (1/1) ... [2023-11-23 20:04:21,293 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:21" (1/1) ... [2023-11-23 20:04:21,296 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:21" (1/1) ... [2023-11-23 20:04:21,301 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:04:21,302 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:04:21,303 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:04:21,303 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:04:21,304 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:21" (1/1) ... [2023-11-23 20:04:21,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:04:21,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3463743-7c42-4655-a0e5-fd183442aa22/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:04:21,341 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3463743-7c42-4655-a0e5-fd183442aa22/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:04:21,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3463743-7c42-4655-a0e5-fd183442aa22/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:04:21,396 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:04:21,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:04:21,397 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 20:04:21,397 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:04:21,397 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:04:21,398 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:04:21,398 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-23 20:04:21,398 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-23 20:04:21,399 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-23 20:04:21,399 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-23 20:04:21,399 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-23 20:04:21,399 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-23 20:04:21,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:04:21,400 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 20:04:21,400 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:04:21,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:04:21,402 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 20:04:21,574 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:04:21,577 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:04:22,135 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:04:22,469 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:04:22,470 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:04:22,472 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:04:22 BoogieIcfgContainer [2023-11-23 20:04:22,472 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:04:22,473 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:04:22,474 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:04:22,516 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:04:22,519 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:04:22" (1/1) ... [2023-11-23 20:04:22,520 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 20:04:22,525 INFO L158 Benchmark]: Toolchain (without parser) took 2304.95ms. Allocated memory is still 176.2MB. Free memory was 137.8MB in the beginning and 141.5MB in the end (delta: -3.7MB). Peak memory consumption was 94.2MB. Max. memory is 16.1GB. [2023-11-23 20:04:22,526 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 125.8MB. Free memory is still 92.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:04:22,527 INFO L158 Benchmark]: CACSL2BoogieTranslator took 968.41ms. Allocated memory is still 176.2MB. Free memory was 137.2MB in the beginning and 123.5MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-23 20:04:22,528 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.95ms. Allocated memory is still 176.2MB. Free memory was 123.5MB in the beginning and 120.6MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:04:22,530 INFO L158 Benchmark]: Boogie Preprocessor took 47.69ms. Allocated memory is still 176.2MB. Free memory was 120.6MB in the beginning and 118.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:04:22,531 INFO L158 Benchmark]: RCFGBuilder took 1169.76ms. Allocated memory is still 176.2MB. Free memory was 118.5MB in the beginning and 50.1MB in the end (delta: 68.4MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2023-11-23 20:04:22,532 INFO L158 Benchmark]: CodeCheck took 50.22ms. Allocated memory is still 176.2MB. Free memory was 50.1MB in the beginning and 141.5MB in the end (delta: -91.4MB). Peak memory consumption was 9.9MB. Max. memory is 16.1GB. [2023-11-23 20:04:22,542 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 0.35ms. Allocated memory is still 125.8MB. Free memory is still 92.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 968.41ms. Allocated memory is still 176.2MB. Free memory was 137.2MB in the beginning and 123.5MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.95ms. Allocated memory is still 176.2MB. Free memory was 123.5MB in the beginning and 120.6MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.69ms. Allocated memory is still 176.2MB. Free memory was 120.6MB in the beginning and 118.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1169.76ms. Allocated memory is still 176.2MB. Free memory was 118.5MB in the beginning and 50.1MB in the end (delta: 68.4MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. * CodeCheck took 50.22ms. Allocated memory is still 176.2MB. Free memory was 50.1MB in the beginning and 141.5MB in the end (delta: -91.4MB). Peak memory consumption was 9.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:04:22,603 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3463743-7c42-4655-a0e5-fd183442aa22/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 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_d3463743-7c42-4655-a0e5-fd183442aa22/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3463743-7c42-4655-a0e5-fd183442aa22/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_d3463743-7c42-4655-a0e5-fd183442aa22/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3463743-7c42-4655-a0e5-fd183442aa22/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe028_rmo.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3463743-7c42-4655-a0e5-fd183442aa22/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_d3463743-7c42-4655-a0e5-fd183442aa22/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 f2554c8e438e3af7ef33c0e1415937b85e1e4893b09cefba11e131adcc4208eb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:04:25,427 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:04:25,565 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3463743-7c42-4655-a0e5-fd183442aa22/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-23 20:04:25,622 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:04:25,624 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:04:25,625 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:04:25,626 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:04:25,627 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:04:25,628 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:04:25,634 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:04:25,634 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:04:25,635 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:04:25,635 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:04:25,637 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:04:25,638 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:04:25,638 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:04:25,639 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:04:25,639 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:04:25,639 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:04:25,641 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:04:25,641 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:04:25,643 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:04:25,643 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:04:25,644 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:04:25,644 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:04:25,645 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:04:25,645 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:04:25,645 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:04:25,646 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:04:25,646 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:04:25,648 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:04:25,648 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:04:25,649 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:04:25,649 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:04:25,650 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:04:25,650 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:04:25,650 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:04:25,650 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:04:25,651 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:04:25,652 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_d3463743-7c42-4655-a0e5-fd183442aa22/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3463743-7c42-4655-a0e5-fd183442aa22/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f2554c8e438e3af7ef33c0e1415937b85e1e4893b09cefba11e131adcc4208eb [2023-11-23 20:04:26,100 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:04:26,140 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:04:26,143 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:04:26,145 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:04:26,145 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:04:26,147 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3463743-7c42-4655-a0e5-fd183442aa22/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/pthread-wmm/safe028_rmo.i [2023-11-23 20:04:29,313 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:04:29,690 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:04:29,691 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3463743-7c42-4655-a0e5-fd183442aa22/sv-benchmarks/c/pthread-wmm/safe028_rmo.i [2023-11-23 20:04:29,715 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3463743-7c42-4655-a0e5-fd183442aa22/bin/ukojak-verify-1t5iHCbJaC/data/77100b84c/ddc07f4833ca4de38186790908799ff1/FLAGb13c2b124 [2023-11-23 20:04:29,737 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3463743-7c42-4655-a0e5-fd183442aa22/bin/ukojak-verify-1t5iHCbJaC/data/77100b84c/ddc07f4833ca4de38186790908799ff1 [2023-11-23 20:04:29,743 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:04:29,745 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:04:29,748 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:04:29,749 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:04:29,754 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:04:29,755 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:04:29" (1/1) ... [2023-11-23 20:04:29,757 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41aba968 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:29, skipping insertion in model container [2023-11-23 20:04:29,757 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:04:29" (1/1) ... [2023-11-23 20:04:29,849 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:04:30,413 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:04:30,438 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:04:30,587 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:04:30,653 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:04:30,653 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:04:30,661 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:04:30,662 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:30 WrapperNode [2023-11-23 20:04:30,662 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:04:30,664 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:04:30,664 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:04:30,664 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:04:30,673 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:30" (1/1) ... [2023-11-23 20:04:30,712 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:30" (1/1) ... [2023-11-23 20:04:30,741 INFO L138 Inliner]: procedures = 180, calls = 76, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 140 [2023-11-23 20:04:30,741 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:04:30,742 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:04:30,742 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:04:30,742 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:04:30,753 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:30" (1/1) ... [2023-11-23 20:04:30,753 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:30" (1/1) ... [2023-11-23 20:04:30,758 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:30" (1/1) ... [2023-11-23 20:04:30,759 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:30" (1/1) ... [2023-11-23 20:04:30,779 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:30" (1/1) ... [2023-11-23 20:04:30,794 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:30" (1/1) ... [2023-11-23 20:04:30,799 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:30" (1/1) ... [2023-11-23 20:04:30,802 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:30" (1/1) ... [2023-11-23 20:04:30,814 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:04:30,815 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:04:30,816 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:04:30,816 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:04:30,817 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:30" (1/1) ... [2023-11-23 20:04:30,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:04:30,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3463743-7c42-4655-a0e5-fd183442aa22/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:04:30,852 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3463743-7c42-4655-a0e5-fd183442aa22/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:04:30,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3463743-7c42-4655-a0e5-fd183442aa22/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:04:30,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-23 20:04:30,907 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 20:04:30,907 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:04:30,907 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:04:30,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:04:30,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-23 20:04:30,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:04:30,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-23 20:04:30,908 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-23 20:04:30,908 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-23 20:04:30,909 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-23 20:04:30,909 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-23 20:04:30,909 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-23 20:04:30,909 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-23 20:04:30,911 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 20:04:30,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:04:30,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:04:30,913 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 20:04:31,116 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:04:31,118 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:04:31,742 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:04:32,118 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:04:32,118 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:04:32,121 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:04:32 BoogieIcfgContainer [2023-11-23 20:04:32,121 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:04:32,122 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:04:32,122 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:04:32,132 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:04:32,133 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:04:32" (1/1) ... [2023-11-23 20:04:32,134 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 20:04:32,141 INFO L158 Benchmark]: Toolchain (without parser) took 2394.89ms. Allocated memory is still 98.6MB. Free memory was 73.0MB in the beginning and 52.9MB in the end (delta: 20.1MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. [2023-11-23 20:04:32,141 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 69.2MB. Free memory was 45.1MB in the beginning and 45.0MB in the end (delta: 65.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:04:32,142 INFO L158 Benchmark]: CACSL2BoogieTranslator took 914.24ms. Allocated memory is still 98.6MB. Free memory was 72.8MB in the beginning and 69.1MB in the end (delta: 3.7MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2023-11-23 20:04:32,143 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.78ms. Allocated memory is still 98.6MB. Free memory was 69.1MB in the beginning and 66.5MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:04:32,144 INFO L158 Benchmark]: Boogie Preprocessor took 72.45ms. Allocated memory is still 98.6MB. Free memory was 66.5MB in the beginning and 63.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:04:32,145 INFO L158 Benchmark]: RCFGBuilder took 1306.07ms. Allocated memory is still 98.6MB. Free memory was 63.3MB in the beginning and 53.6MB in the end (delta: 9.7MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. [2023-11-23 20:04:32,146 INFO L158 Benchmark]: CodeCheck took 16.96ms. Allocated memory is still 98.6MB. Free memory was 53.6MB in the beginning and 52.9MB in the end (delta: 679.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:04:32,156 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 69.2MB. Free memory was 45.1MB in the beginning and 45.0MB in the end (delta: 65.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 914.24ms. Allocated memory is still 98.6MB. Free memory was 72.8MB in the beginning and 69.1MB in the end (delta: 3.7MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.78ms. Allocated memory is still 98.6MB. Free memory was 69.1MB in the beginning and 66.5MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.45ms. Allocated memory is still 98.6MB. Free memory was 66.5MB in the beginning and 63.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1306.07ms. Allocated memory is still 98.6MB. Free memory was 63.3MB in the beginning and 53.6MB in the end (delta: 9.7MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. * CodeCheck took 16.96ms. Allocated memory is still 98.6MB. Free memory was 53.6MB in the beginning and 52.9MB in the end (delta: 679.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:04:32,200 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3463743-7c42-4655-a0e5-fd183442aa22/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