./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/36_stack_cas_p0_vs_concur.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abfaa7d3-68c0-4c46-a5b7-44f590f00599/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abfaa7d3-68c0-4c46-a5b7-44f590f00599/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abfaa7d3-68c0-4c46-a5b7-44f590f00599/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abfaa7d3-68c0-4c46-a5b7-44f590f00599/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/36_stack_cas_p0_vs_concur.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abfaa7d3-68c0-4c46-a5b7-44f590f00599/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abfaa7d3-68c0-4c46-a5b7-44f590f00599/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5bf99dd5722e6551de991a345b21615b777cf7cef3d452afb8b79773fd45d3d8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:37:01,349 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:37:01,402 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abfaa7d3-68c0-4c46-a5b7-44f590f00599/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 00:37:01,405 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 00:37:01,406 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 00:37:01,424 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:37:01,424 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:37:01,425 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:37:01,425 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:37:01,425 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:37:01,425 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:37:01,426 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:37:01,426 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:37:01,426 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 00:37:01,426 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:37:01,426 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:37:01,426 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:37:01,426 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:37:01,426 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:37:01,426 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:37:01,426 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:37:01,426 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:37:01,427 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:37:01,427 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:37:01,427 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:37:01,427 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:37:01,427 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:37:01,427 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:37:01,427 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:37:01,427 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:37:01,427 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:37:01,427 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 00:37:01,427 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 00:37:01,427 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_abfaa7d3-68c0-4c46-a5b7-44f590f00599/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5bf99dd5722e6551de991a345b21615b777cf7cef3d452afb8b79773fd45d3d8 [2024-12-06 00:37:01,625 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:37:01,632 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:37:01,634 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:37:01,635 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:37:01,635 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:37:01,636 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abfaa7d3-68c0-4c46-a5b7-44f590f00599/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-ext/36_stack_cas_p0_vs_concur.i [2024-12-06 00:37:04,247 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abfaa7d3-68c0-4c46-a5b7-44f590f00599/bin/ukojak-verify-CZk0znPC7b/data/3ef454d71/39488e3678ec40fb808120b0035a80a0/FLAG882301f7c [2024-12-06 00:37:04,486 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:37:04,487 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abfaa7d3-68c0-4c46-a5b7-44f590f00599/sv-benchmarks/c/pthread-ext/36_stack_cas_p0_vs_concur.i [2024-12-06 00:37:04,500 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abfaa7d3-68c0-4c46-a5b7-44f590f00599/bin/ukojak-verify-CZk0znPC7b/data/3ef454d71/39488e3678ec40fb808120b0035a80a0/FLAG882301f7c [2024-12-06 00:37:04,814 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abfaa7d3-68c0-4c46-a5b7-44f590f00599/bin/ukojak-verify-CZk0znPC7b/data/3ef454d71/39488e3678ec40fb808120b0035a80a0 [2024-12-06 00:37:04,816 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:37:04,817 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:37:04,818 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:37:04,818 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:37:04,821 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:37:04,821 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:37:04" (1/1) ... [2024-12-06 00:37:04,822 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12a95732 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:37:04, skipping insertion in model container [2024-12-06 00:37:04,822 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:37:04" (1/1) ... [2024-12-06 00:37:04,847 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:37:05,088 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abfaa7d3-68c0-4c46-a5b7-44f590f00599/sv-benchmarks/c/pthread-ext/36_stack_cas_p0_vs_concur.i[30869,30882] [2024-12-06 00:37:05,094 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:37:05,106 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:37:05,143 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abfaa7d3-68c0-4c46-a5b7-44f590f00599/sv-benchmarks/c/pthread-ext/36_stack_cas_p0_vs_concur.i[30869,30882] [2024-12-06 00:37:05,144 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:37:05,177 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:37:05,177 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:37:05 WrapperNode [2024-12-06 00:37:05,177 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:37:05,178 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:37:05,178 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:37:05,178 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:37:05,184 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:37:05" (1/1) ... [2024-12-06 00:37:05,193 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:37:05" (1/1) ... [2024-12-06 00:37:05,212 INFO L138 Inliner]: procedures = 172, calls = 36, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 164 [2024-12-06 00:37:05,213 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:37:05,213 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:37:05,213 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:37:05,213 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:37:05,218 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:37:05" (1/1) ... [2024-12-06 00:37:05,218 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:37:05" (1/1) ... [2024-12-06 00:37:05,221 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:37:05" (1/1) ... [2024-12-06 00:37:05,221 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:37:05" (1/1) ... [2024-12-06 00:37:05,227 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:37:05" (1/1) ... [2024-12-06 00:37:05,228 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:37:05" (1/1) ... [2024-12-06 00:37:05,231 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:37:05" (1/1) ... [2024-12-06 00:37:05,232 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:37:05" (1/1) ... [2024-12-06 00:37:05,233 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:37:05" (1/1) ... [2024-12-06 00:37:05,235 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:37:05,236 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:37:05,236 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:37:05,236 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:37:05,237 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:37:05" (1/1) ... [2024-12-06 00:37:05,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:37:05,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abfaa7d3-68c0-4c46-a5b7-44f590f00599/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:37:05,261 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abfaa7d3-68c0-4c46-a5b7-44f590f00599/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:37:05,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abfaa7d3-68c0-4c46-a5b7-44f590f00599/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:37:05,282 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 00:37:05,282 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-12-06 00:37:05,282 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-12-06 00:37:05,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 00:37:05,282 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 00:37:05,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:37:05,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 00:37:05,282 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 00:37:05,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 00:37:05,283 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 00:37:05,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:37:05,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:37:05,284 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 00:37:05,386 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:37:05,387 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:37:05,620 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 00:37:05,620 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:37:05,685 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:37:05,685 INFO L312 CfgBuilder]: Removed 6 assume(true) statements. [2024-12-06 00:37:05,685 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:37:05 BoogieIcfgContainer [2024-12-06 00:37:05,686 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:37:05,686 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:37:05,686 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:37:05,694 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:37:05,694 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:37:05" (1/1) ... [2024-12-06 00:37:05,695 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:172) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:356) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 00:37:05,702 INFO L158 Benchmark]: Toolchain (without parser) took 884.16ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 69.0MB in the end (delta: 48.3MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-12-06 00:37:05,702 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:37:05,702 INFO L158 Benchmark]: CACSL2BoogieTranslator took 359.74ms. Allocated memory is still 142.6MB. Free memory was 117.1MB in the beginning and 97.0MB in the end (delta: 20.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 00:37:05,703 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.63ms. Allocated memory is still 142.6MB. Free memory was 96.8MB in the beginning and 94.9MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 00:37:05,703 INFO L158 Benchmark]: Boogie Preprocessor took 22.52ms. Allocated memory is still 142.6MB. Free memory was 94.9MB in the beginning and 93.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:37:05,704 INFO L158 Benchmark]: RCFGBuilder took 449.53ms. Allocated memory is still 142.6MB. Free memory was 93.5MB in the beginning and 70.5MB in the end (delta: 23.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 00:37:05,704 INFO L158 Benchmark]: CodeCheck took 13.90ms. Allocated memory is still 142.6MB. Free memory was 70.3MB in the beginning and 69.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:37:05,706 INFO L338 ainManager$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:172) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 359.74ms. Allocated memory is still 142.6MB. Free memory was 117.1MB in the beginning and 97.0MB in the end (delta: 20.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.63ms. Allocated memory is still 142.6MB. Free memory was 96.8MB in the beginning and 94.9MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.52ms. Allocated memory is still 142.6MB. Free memory was 94.9MB in the beginning and 93.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 449.53ms. Allocated memory is still 142.6MB. Free memory was 93.5MB in the beginning and 70.5MB in the end (delta: 23.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 13.90ms. Allocated memory is still 142.6MB. Free memory was 70.3MB in the beginning and 69.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 00:37:05,723 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abfaa7d3-68c0-4c46-a5b7-44f590f00599/bin/ukojak-verify-CZk0znPC7b/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abfaa7d3-68c0-4c46-a5b7-44f590f00599/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abfaa7d3-68c0-4c46-a5b7-44f590f00599/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abfaa7d3-68c0-4c46-a5b7-44f590f00599/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abfaa7d3-68c0-4c46-a5b7-44f590f00599/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/36_stack_cas_p0_vs_concur.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abfaa7d3-68c0-4c46-a5b7-44f590f00599/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abfaa7d3-68c0-4c46-a5b7-44f590f00599/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5bf99dd5722e6551de991a345b21615b777cf7cef3d452afb8b79773fd45d3d8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:37:07,653 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:37:07,741 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abfaa7d3-68c0-4c46-a5b7-44f590f00599/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 00:37:07,765 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:37:07,765 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:37:07,766 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:37:07,766 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:37:07,766 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:37:07,766 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:37:07,766 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:37:07,766 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:37:07,766 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:37:07,767 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:37:07,767 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:37:07,767 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:37:07,767 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:37:07,767 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 00:37:07,767 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 00:37:07,767 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 00:37:07,767 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:37:07,767 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:37:07,767 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:37:07,768 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:37:07,768 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:37:07,768 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:37:07,768 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:37:07,768 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:37:07,768 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 00:37:07,768 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:37:07,768 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:37:07,769 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:37:07,769 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:37:07,769 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:37:07,769 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 00:37:07,769 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:37:07,769 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 00:37:07,769 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_abfaa7d3-68c0-4c46-a5b7-44f590f00599/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5bf99dd5722e6551de991a345b21615b777cf7cef3d452afb8b79773fd45d3d8 [2024-12-06 00:37:07,992 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:37:08,000 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:37:08,002 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:37:08,003 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:37:08,004 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:37:08,005 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abfaa7d3-68c0-4c46-a5b7-44f590f00599/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-ext/36_stack_cas_p0_vs_concur.i [2024-12-06 00:37:10,635 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abfaa7d3-68c0-4c46-a5b7-44f590f00599/bin/ukojak-verify-CZk0znPC7b/data/43567a107/f4a1b1e52f024f33886a40b76d03807a/FLAGe08a091a1 [2024-12-06 00:37:10,867 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:37:10,867 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abfaa7d3-68c0-4c46-a5b7-44f590f00599/sv-benchmarks/c/pthread-ext/36_stack_cas_p0_vs_concur.i [2024-12-06 00:37:10,880 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abfaa7d3-68c0-4c46-a5b7-44f590f00599/bin/ukojak-verify-CZk0znPC7b/data/43567a107/f4a1b1e52f024f33886a40b76d03807a/FLAGe08a091a1 [2024-12-06 00:37:10,893 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abfaa7d3-68c0-4c46-a5b7-44f590f00599/bin/ukojak-verify-CZk0znPC7b/data/43567a107/f4a1b1e52f024f33886a40b76d03807a [2024-12-06 00:37:10,895 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:37:10,896 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:37:10,897 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:37:10,898 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:37:10,902 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:37:10,902 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:37:10" (1/1) ... [2024-12-06 00:37:10,903 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3152094f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:37:10, skipping insertion in model container [2024-12-06 00:37:10,903 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:37:10" (1/1) ... [2024-12-06 00:37:10,928 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:37:11,181 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abfaa7d3-68c0-4c46-a5b7-44f590f00599/sv-benchmarks/c/pthread-ext/36_stack_cas_p0_vs_concur.i[30869,30882] [2024-12-06 00:37:11,186 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:37:11,202 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:37:11,240 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abfaa7d3-68c0-4c46-a5b7-44f590f00599/sv-benchmarks/c/pthread-ext/36_stack_cas_p0_vs_concur.i[30869,30882] [2024-12-06 00:37:11,241 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:37:11,273 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:37:11,273 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:37:11 WrapperNode [2024-12-06 00:37:11,273 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:37:11,274 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:37:11,274 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:37:11,274 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:37:11,279 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:37:11" (1/1) ... [2024-12-06 00:37:11,292 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:37:11" (1/1) ... [2024-12-06 00:37:11,312 INFO L138 Inliner]: procedures = 176, calls = 36, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 165 [2024-12-06 00:37:11,312 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:37:11,313 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:37:11,313 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:37:11,313 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:37:11,318 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:37:11" (1/1) ... [2024-12-06 00:37:11,318 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:37:11" (1/1) ... [2024-12-06 00:37:11,321 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:37:11" (1/1) ... [2024-12-06 00:37:11,321 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:37:11" (1/1) ... [2024-12-06 00:37:11,329 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:37:11" (1/1) ... [2024-12-06 00:37:11,330 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:37:11" (1/1) ... [2024-12-06 00:37:11,333 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:37:11" (1/1) ... [2024-12-06 00:37:11,335 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:37:11" (1/1) ... [2024-12-06 00:37:11,336 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:37:11" (1/1) ... [2024-12-06 00:37:11,339 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:37:11,340 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:37:11,340 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:37:11,340 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:37:11,341 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:37:11" (1/1) ... [2024-12-06 00:37:11,346 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:37:11,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abfaa7d3-68c0-4c46-a5b7-44f590f00599/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:37:11,366 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abfaa7d3-68c0-4c46-a5b7-44f590f00599/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:37:11,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abfaa7d3-68c0-4c46-a5b7-44f590f00599/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:37:11,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 00:37:11,391 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-12-06 00:37:11,392 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-12-06 00:37:11,392 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 00:37:11,392 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:37:11,392 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 00:37:11,392 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 00:37:11,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 00:37:11,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 00:37:11,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-12-06 00:37:11,392 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 00:37:11,392 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:37:11,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:37:11,393 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 00:37:11,520 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:37:11,521 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:37:11,798 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 00:37:11,798 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:37:11,879 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:37:11,879 INFO L312 CfgBuilder]: Removed 6 assume(true) statements. [2024-12-06 00:37:11,880 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:37:11 BoogieIcfgContainer [2024-12-06 00:37:11,880 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:37:11,880 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:37:11,880 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:37:11,890 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:37:11,890 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:37:11" (1/1) ... [2024-12-06 00:37:11,891 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:172) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:356) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 00:37:11,895 INFO L158 Benchmark]: Toolchain (without parser) took 998.71ms. Allocated memory is still 92.3MB. Free memory was 68.3MB in the beginning and 44.6MB in the end (delta: 23.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-12-06 00:37:11,896 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 83.9MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:37:11,896 INFO L158 Benchmark]: CACSL2BoogieTranslator took 376.23ms. Allocated memory is still 92.3MB. Free memory was 68.1MB in the beginning and 46.7MB in the end (delta: 21.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 00:37:11,896 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.24ms. Allocated memory is still 92.3MB. Free memory was 46.7MB in the beginning and 44.7MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:37:11,897 INFO L158 Benchmark]: Boogie Preprocessor took 26.41ms. Allocated memory is still 92.3MB. Free memory was 44.5MB in the beginning and 42.8MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:37:11,897 INFO L158 Benchmark]: RCFGBuilder took 539.97ms. Allocated memory is still 92.3MB. Free memory was 42.7MB in the beginning and 45.8MB in the end (delta: -3.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-12-06 00:37:11,897 INFO L158 Benchmark]: CodeCheck took 13.43ms. Allocated memory is still 92.3MB. Free memory was 45.8MB in the beginning and 44.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:37:11,899 INFO L338 ainManager$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:172) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 83.9MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 376.23ms. Allocated memory is still 92.3MB. Free memory was 68.1MB in the beginning and 46.7MB in the end (delta: 21.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.24ms. Allocated memory is still 92.3MB. Free memory was 46.7MB in the beginning and 44.7MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.41ms. Allocated memory is still 92.3MB. Free memory was 44.5MB in the beginning and 42.8MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 539.97ms. Allocated memory is still 92.3MB. Free memory was 42.7MB in the beginning and 45.8MB in the end (delta: -3.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 13.43ms. Allocated memory is still 92.3MB. Free memory was 45.8MB in the beginning and 44.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 00:37:11,916 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abfaa7d3-68c0-4c46-a5b7-44f590f00599/bin/ukojak-verify-CZk0znPC7b/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