./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe009_power.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_d43ab375-73bc-4397-bb2e-ff473aef012b/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43ab375-73bc-4397-bb2e-ff473aef012b/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43ab375-73bc-4397-bb2e-ff473aef012b/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43ab375-73bc-4397-bb2e-ff473aef012b/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe009_power.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43ab375-73bc-4397-bb2e-ff473aef012b/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43ab375-73bc-4397-bb2e-ff473aef012b/bin/ukojak-verify-0OAaufAVZV --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 f20fd36bba02e157a8b8bf1ebc392e6f77e4774b666ec7e51005ea908400e881 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:46:10,408 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:46:10,491 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43ab375-73bc-4397-bb2e-ff473aef012b/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:46:10,496 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:46:10,496 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:46:10,524 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:46:10,525 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:46:10,526 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:46:10,527 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:46:10,528 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:46:10,528 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:46:10,529 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:46:10,530 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:46:10,530 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:46:10,531 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:46:10,532 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:46:10,532 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:46:10,533 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:46:10,533 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:46:10,534 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:46:10,535 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:46:10,535 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:46:10,536 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:46:10,537 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:46:10,537 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:46:10,538 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:46:10,538 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:46:10,539 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:46:10,539 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:46:10,540 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:46:10,540 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:46:10,541 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:46:10,542 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:46:10,542 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:46:10,543 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_d43ab375-73bc-4397-bb2e-ff473aef012b/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43ab375-73bc-4397-bb2e-ff473aef012b/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f20fd36bba02e157a8b8bf1ebc392e6f77e4774b666ec7e51005ea908400e881 [2023-11-11 23:46:10,796 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:46:10,822 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:46:10,825 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:46:10,826 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:46:10,827 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:46:10,828 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43ab375-73bc-4397-bb2e-ff473aef012b/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-wmm/safe009_power.oepc.i [2023-11-11 23:46:14,017 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:46:14,312 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:46:14,312 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43ab375-73bc-4397-bb2e-ff473aef012b/sv-benchmarks/c/pthread-wmm/safe009_power.oepc.i [2023-11-11 23:46:14,333 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43ab375-73bc-4397-bb2e-ff473aef012b/bin/ukojak-verify-0OAaufAVZV/data/542c0d195/0ce400818acd4cf7a241b83c5ee55a08/FLAG4c2901089 [2023-11-11 23:46:14,348 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43ab375-73bc-4397-bb2e-ff473aef012b/bin/ukojak-verify-0OAaufAVZV/data/542c0d195/0ce400818acd4cf7a241b83c5ee55a08 [2023-11-11 23:46:14,351 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:46:14,353 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:46:14,354 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:46:14,355 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:46:14,360 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:46:14,360 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:46:14" (1/1) ... [2023-11-11 23:46:14,362 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6276eb21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:14, skipping insertion in model container [2023-11-11 23:46:14,362 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:46:14" (1/1) ... [2023-11-11 23:46:14,424 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:46:14,953 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:46:14,970 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:46:15,060 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:46:15,103 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:46:15,104 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:46:15,110 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:46:15,110 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:15 WrapperNode [2023-11-11 23:46:15,110 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:46:15,112 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:46:15,112 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:46:15,112 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:46:15,120 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:15" (1/1) ... [2023-11-11 23:46:15,148 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:15" (1/1) ... [2023-11-11 23:46:15,182 INFO L138 Inliner]: procedures = 176, calls = 77, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 171 [2023-11-11 23:46:15,183 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:46:15,184 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:46:15,184 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:46:15,184 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:46:15,194 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:15" (1/1) ... [2023-11-11 23:46:15,194 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:15" (1/1) ... [2023-11-11 23:46:15,200 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:15" (1/1) ... [2023-11-11 23:46:15,200 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:15" (1/1) ... [2023-11-11 23:46:15,223 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:15" (1/1) ... [2023-11-11 23:46:15,227 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:15" (1/1) ... [2023-11-11 23:46:15,246 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:15" (1/1) ... [2023-11-11 23:46:15,249 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:15" (1/1) ... [2023-11-11 23:46:15,264 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:46:15,266 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:46:15,267 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:46:15,268 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:46:15,269 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:15" (1/1) ... [2023-11-11 23:46:15,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:46:15,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43ab375-73bc-4397-bb2e-ff473aef012b/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:46:15,309 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43ab375-73bc-4397-bb2e-ff473aef012b/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:46:15,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43ab375-73bc-4397-bb2e-ff473aef012b/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:46:15,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:46:15,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:46:15,384 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:46:15,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:46:15,386 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:46:15,386 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:46:15,386 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-11 23:46:15,386 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-11 23:46:15,386 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-11 23:46:15,387 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-11 23:46:15,387 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-11 23:46:15,387 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-11 23:46:15,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:46:15,389 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:46:15,389 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:46:15,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:46:15,392 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:46:15,599 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:46:15,601 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:46:16,125 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:46:16,607 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:46:16,607 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:46:16,610 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:46:16 BoogieIcfgContainer [2023-11-11 23:46:16,611 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:46:16,613 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:46:16,613 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:46:16,623 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:46:16,623 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:46:16" (1/1) ... [2023-11-11 23:46:16,625 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) [2023-11-11 23:46:16,634 INFO L158 Benchmark]: Toolchain (without parser) took 2279.77ms. Allocated memory was 140.5MB in the beginning and 188.7MB in the end (delta: 48.2MB). Free memory was 93.3MB in the beginning and 141.8MB in the end (delta: -48.5MB). Peak memory consumption was 1.2MB. Max. memory is 16.1GB. [2023-11-11 23:46:16,634 INFO L158 Benchmark]: CDTParser took 1.10ms. Allocated memory is still 140.5MB. Free memory is still 87.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:46:16,635 INFO L158 Benchmark]: CACSL2BoogieTranslator took 756.52ms. Allocated memory is still 140.5MB. Free memory was 93.0MB in the beginning and 67.8MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-11 23:46:16,636 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.37ms. Allocated memory is still 140.5MB. Free memory was 67.8MB in the beginning and 65.1MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:46:16,638 INFO L158 Benchmark]: Boogie Preprocessor took 81.93ms. Allocated memory was 140.5MB in the beginning and 188.7MB in the end (delta: 48.2MB). Free memory was 65.1MB in the beginning and 157.7MB in the end (delta: -92.6MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. [2023-11-11 23:46:16,638 INFO L158 Benchmark]: RCFGBuilder took 1344.87ms. Allocated memory is still 188.7MB. Free memory was 157.6MB in the beginning and 142.8MB in the end (delta: 14.8MB). Peak memory consumption was 81.5MB. Max. memory is 16.1GB. [2023-11-11 23:46:16,640 INFO L158 Benchmark]: CodeCheck took 18.94ms. Allocated memory is still 188.7MB. Free memory was 142.8MB in the beginning and 141.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:46:16,650 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 1.10ms. Allocated memory is still 140.5MB. Free memory is still 87.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 756.52ms. Allocated memory is still 140.5MB. Free memory was 93.0MB in the beginning and 67.8MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.37ms. Allocated memory is still 140.5MB. Free memory was 67.8MB in the beginning and 65.1MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 81.93ms. Allocated memory was 140.5MB in the beginning and 188.7MB in the end (delta: 48.2MB). Free memory was 65.1MB in the beginning and 157.7MB in the end (delta: -92.6MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. * RCFGBuilder took 1344.87ms. Allocated memory is still 188.7MB. Free memory was 157.6MB in the beginning and 142.8MB in the end (delta: 14.8MB). Peak memory consumption was 81.5MB. Max. memory is 16.1GB. * CodeCheck took 18.94ms. Allocated memory is still 188.7MB. Free memory was 142.8MB in the beginning and 141.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:46:16,683 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43ab375-73bc-4397-bb2e-ff473aef012b/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43ab375-73bc-4397-bb2e-ff473aef012b/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43ab375-73bc-4397-bb2e-ff473aef012b/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43ab375-73bc-4397-bb2e-ff473aef012b/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43ab375-73bc-4397-bb2e-ff473aef012b/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe009_power.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43ab375-73bc-4397-bb2e-ff473aef012b/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43ab375-73bc-4397-bb2e-ff473aef012b/bin/ukojak-verify-0OAaufAVZV --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 f20fd36bba02e157a8b8bf1ebc392e6f77e4774b666ec7e51005ea908400e881 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:46:19,397 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:46:19,527 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43ab375-73bc-4397-bb2e-ff473aef012b/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-11 23:46:19,578 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:46:19,580 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:46:19,581 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:46:19,582 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:46:19,582 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:46:19,584 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:46:19,588 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:46:19,589 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:46:19,589 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:46:19,590 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:46:19,592 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:46:19,592 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:46:19,593 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:46:19,593 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:46:19,594 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:46:19,594 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:46:19,595 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:46:19,596 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:46:19,596 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:46:19,597 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:46:19,597 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:46:19,598 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:46:19,598 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:46:19,599 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:46:19,599 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:46:19,600 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:46:19,600 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:46:19,602 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:46:19,602 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:46:19,602 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:46:19,603 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:46:19,603 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:46:19,604 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:46:19,604 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:46:19,604 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:46:19,604 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:46:19,605 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_d43ab375-73bc-4397-bb2e-ff473aef012b/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43ab375-73bc-4397-bb2e-ff473aef012b/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f20fd36bba02e157a8b8bf1ebc392e6f77e4774b666ec7e51005ea908400e881 [2023-11-11 23:46:20,086 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:46:20,113 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:46:20,116 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:46:20,118 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:46:20,118 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:46:20,120 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43ab375-73bc-4397-bb2e-ff473aef012b/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-wmm/safe009_power.oepc.i [2023-11-11 23:46:23,338 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:46:23,731 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:46:23,731 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43ab375-73bc-4397-bb2e-ff473aef012b/sv-benchmarks/c/pthread-wmm/safe009_power.oepc.i [2023-11-11 23:46:23,754 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43ab375-73bc-4397-bb2e-ff473aef012b/bin/ukojak-verify-0OAaufAVZV/data/bbbdb0e2f/c72b36843f6e4f0095f8ba1b2dcb3a7d/FLAGb5a749bb2 [2023-11-11 23:46:23,769 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43ab375-73bc-4397-bb2e-ff473aef012b/bin/ukojak-verify-0OAaufAVZV/data/bbbdb0e2f/c72b36843f6e4f0095f8ba1b2dcb3a7d [2023-11-11 23:46:23,772 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:46:23,773 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:46:23,775 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:46:23,775 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:46:23,779 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:46:23,780 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:46:23" (1/1) ... [2023-11-11 23:46:23,782 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54e67ea4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:23, skipping insertion in model container [2023-11-11 23:46:23,782 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:46:23" (1/1) ... [2023-11-11 23:46:23,866 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:46:24,466 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:46:24,492 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:46:24,608 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:46:24,671 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:46:24,672 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:46:24,680 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:46:24,681 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:24 WrapperNode [2023-11-11 23:46:24,681 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:46:24,683 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:46:24,683 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:46:24,683 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:46:24,693 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:24" (1/1) ... [2023-11-11 23:46:24,741 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:24" (1/1) ... [2023-11-11 23:46:24,795 INFO L138 Inliner]: procedures = 180, calls = 77, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 172 [2023-11-11 23:46:24,796 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:46:24,797 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:46:24,797 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:46:24,797 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:46:24,808 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:24" (1/1) ... [2023-11-11 23:46:24,809 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:24" (1/1) ... [2023-11-11 23:46:24,828 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:24" (1/1) ... [2023-11-11 23:46:24,831 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:24" (1/1) ... [2023-11-11 23:46:24,861 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:24" (1/1) ... [2023-11-11 23:46:24,864 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:24" (1/1) ... [2023-11-11 23:46:24,869 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:24" (1/1) ... [2023-11-11 23:46:24,886 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:24" (1/1) ... [2023-11-11 23:46:24,892 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:46:24,893 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:46:24,894 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:46:24,894 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:46:24,895 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:24" (1/1) ... [2023-11-11 23:46:24,901 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:46:24,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43ab375-73bc-4397-bb2e-ff473aef012b/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:46:24,934 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43ab375-73bc-4397-bb2e-ff473aef012b/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:46:24,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43ab375-73bc-4397-bb2e-ff473aef012b/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:46:24,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-11 23:46:24,979 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:46:24,980 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:46:24,980 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:46:24,980 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:46:24,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:46:24,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:46:24,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-11 23:46:24,981 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-11 23:46:24,981 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-11 23:46:24,981 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-11 23:46:24,982 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-11 23:46:24,982 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-11 23:46:24,982 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-11 23:46:24,984 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:46:24,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:46:24,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:46:24,986 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:46:25,261 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:46:25,264 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:46:25,960 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:46:26,465 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:46:26,466 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:46:26,469 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:46:26 BoogieIcfgContainer [2023-11-11 23:46:26,470 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:46:26,471 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:46:26,472 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:46:26,482 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:46:26,482 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:46:26" (1/1) ... [2023-11-11 23:46:26,483 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) [2023-11-11 23:46:26,490 INFO L158 Benchmark]: Toolchain (without parser) took 2715.55ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 55.6MB in the beginning and 59.6MB in the end (delta: -4.0MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. [2023-11-11 23:46:26,491 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 65.0MB. Free memory is still 41.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:46:26,492 INFO L158 Benchmark]: CACSL2BoogieTranslator took 906.81ms. Allocated memory is still 81.8MB. Free memory was 55.4MB in the beginning and 48.5MB in the end (delta: 6.9MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. [2023-11-11 23:46:26,493 INFO L158 Benchmark]: Boogie Procedure Inliner took 113.53ms. Allocated memory is still 81.8MB. Free memory was 48.5MB in the beginning and 45.6MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:46:26,494 INFO L158 Benchmark]: Boogie Preprocessor took 95.82ms. Allocated memory is still 81.8MB. Free memory was 45.6MB in the beginning and 42.6MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:46:26,496 INFO L158 Benchmark]: RCFGBuilder took 1576.60ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 42.6MB in the beginning and 60.3MB in the end (delta: -17.7MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. [2023-11-11 23:46:26,496 INFO L158 Benchmark]: CodeCheck took 16.79ms. Allocated memory is still 98.6MB. Free memory was 60.3MB in the beginning and 59.6MB in the end (delta: 771.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:46:26,506 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 0.29ms. Allocated memory is still 65.0MB. Free memory is still 41.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 906.81ms. Allocated memory is still 81.8MB. Free memory was 55.4MB in the beginning and 48.5MB in the end (delta: 6.9MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 113.53ms. Allocated memory is still 81.8MB. Free memory was 48.5MB in the beginning and 45.6MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 95.82ms. Allocated memory is still 81.8MB. Free memory was 45.6MB in the beginning and 42.6MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1576.60ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 42.6MB in the beginning and 60.3MB in the end (delta: -17.7MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. * CodeCheck took 16.79ms. Allocated memory is still 98.6MB. Free memory was 60.3MB in the beginning and 59.6MB in the end (delta: 771.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:46:26,544 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43ab375-73bc-4397-bb2e-ff473aef012b/bin/ukojak-verify-0OAaufAVZV/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