./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-more-nonblocking-counter-alt2.wvr.c --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_03880304-6269-43cf-80c1-acf84bf7721d/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03880304-6269-43cf-80c1-acf84bf7721d/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_03880304-6269-43cf-80c1-acf84bf7721d/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03880304-6269-43cf-80c1-acf84bf7721d/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-nonblocking-counter-alt2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03880304-6269-43cf-80c1-acf84bf7721d/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_03880304-6269-43cf-80c1-acf84bf7721d/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 87e1a1d3acb3ee9b7a4a97eb7b14df31d5b38b7566b1218cea0dabfe5ec8ddbd --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:13:08,988 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:13:09,041 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03880304-6269-43cf-80c1-acf84bf7721d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 23:13:09,044 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 23:13:09,044 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 23:13:09,063 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:13:09,063 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:13:09,064 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:13:09,064 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:13:09,064 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:13:09,064 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:13:09,064 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:13:09,064 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:13:09,064 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:13:09,065 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:13:09,065 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:13:09,065 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:13:09,065 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:13:09,065 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:13:09,065 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:13:09,065 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:13:09,065 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:13:09,065 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:13:09,065 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:13:09,066 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:13:09,066 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:13:09,066 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:13:09,066 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:13:09,066 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:13:09,066 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:13:09,066 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:13:09,066 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 23:13:09,066 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 23:13:09,066 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_03880304-6269-43cf-80c1-acf84bf7721d/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 -> 87e1a1d3acb3ee9b7a4a97eb7b14df31d5b38b7566b1218cea0dabfe5ec8ddbd [2024-12-05 23:13:09,275 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:13:09,284 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:13:09,286 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:13:09,287 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:13:09,288 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:13:09,289 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03880304-6269-43cf-80c1-acf84bf7721d/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/weaver/popl20-more-nonblocking-counter-alt2.wvr.c [2024-12-05 23:13:11,949 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03880304-6269-43cf-80c1-acf84bf7721d/bin/ukojak-verify-CZk0znPC7b/data/a24281934/874aa4e64c4e44c889cc8e6541504766/FLAG31bd226aa [2024-12-05 23:13:12,140 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:13:12,141 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03880304-6269-43cf-80c1-acf84bf7721d/sv-benchmarks/c/weaver/popl20-more-nonblocking-counter-alt2.wvr.c [2024-12-05 23:13:12,148 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03880304-6269-43cf-80c1-acf84bf7721d/bin/ukojak-verify-CZk0znPC7b/data/a24281934/874aa4e64c4e44c889cc8e6541504766/FLAG31bd226aa [2024-12-05 23:13:12,169 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03880304-6269-43cf-80c1-acf84bf7721d/bin/ukojak-verify-CZk0znPC7b/data/a24281934/874aa4e64c4e44c889cc8e6541504766 [2024-12-05 23:13:12,171 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:13:12,172 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:13:12,174 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:13:12,174 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:13:12,178 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:13:12,179 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:13:12" (1/1) ... [2024-12-05 23:13:12,180 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22ed68cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:13:12, skipping insertion in model container [2024-12-05 23:13:12,180 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:13:12" (1/1) ... [2024-12-05 23:13:12,194 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:13:12,331 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_03880304-6269-43cf-80c1-acf84bf7721d/sv-benchmarks/c/weaver/popl20-more-nonblocking-counter-alt2.wvr.c[2173,2186] [2024-12-05 23:13:12,335 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:13:12,344 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:13:12,361 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_03880304-6269-43cf-80c1-acf84bf7721d/sv-benchmarks/c/weaver/popl20-more-nonblocking-counter-alt2.wvr.c[2173,2186] [2024-12-05 23:13:12,361 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:13:12,376 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:13:12,376 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:13:12 WrapperNode [2024-12-05 23:13:12,377 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:13:12,377 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:13:12,378 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:13:12,378 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:13:12,384 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:13:12" (1/1) ... [2024-12-05 23:13:12,390 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:13:12" (1/1) ... [2024-12-05 23:13:12,404 INFO L138 Inliner]: procedures = 20, calls = 14, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 38 [2024-12-05 23:13:12,405 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:13:12,405 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:13:12,405 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:13:12,405 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:13:12,412 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:13:12" (1/1) ... [2024-12-05 23:13:12,412 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:13:12" (1/1) ... [2024-12-05 23:13:12,413 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:13:12" (1/1) ... [2024-12-05 23:13:12,413 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:13:12" (1/1) ... [2024-12-05 23:13:12,417 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:13:12" (1/1) ... [2024-12-05 23:13:12,417 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:13:12" (1/1) ... [2024-12-05 23:13:12,421 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:13:12" (1/1) ... [2024-12-05 23:13:12,421 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:13:12" (1/1) ... [2024-12-05 23:13:12,422 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:13:12" (1/1) ... [2024-12-05 23:13:12,424 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:13:12,425 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:13:12,425 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:13:12,425 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:13:12,426 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:13:12" (1/1) ... [2024-12-05 23:13:12,432 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:13:12,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03880304-6269-43cf-80c1-acf84bf7721d/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:13:12,457 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03880304-6269-43cf-80c1-acf84bf7721d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:13:12,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03880304-6269-43cf-80c1-acf84bf7721d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:13:12,488 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:13:12,488 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-12-05 23:13:12,488 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-12-05 23:13:12,488 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-12-05 23:13:12,488 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-12-05 23:13:12,488 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 23:13:12,488 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 23:13:12,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 23:13:12,488 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-05 23:13:12,488 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-05 23:13:12,489 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:13:12,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:13:12,490 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-05 23:13:12,573 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:13:12,574 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:13:12,706 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-05 23:13:12,706 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:13:12,740 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:13:12,741 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-05 23:13:12,741 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:13:12 BoogieIcfgContainer [2024-12-05 23:13:12,741 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:13:12,741 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:13:12,741 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:13:12,750 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:13:12,750 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:13:12" (1/1) ... [2024-12-05 23:13:12,751 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 23:13:12,756 INFO L158 Benchmark]: Toolchain (without parser) took 582.65ms. Allocated memory is still 142.6MB. Free memory was 119.3MB in the beginning and 91.3MB in the end (delta: 28.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 23:13:12,756 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 142.6MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:13:12,756 INFO L158 Benchmark]: CACSL2BoogieTranslator took 203.35ms. Allocated memory is still 142.6MB. Free memory was 119.1MB in the beginning and 107.8MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:13:12,757 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.21ms. Allocated memory is still 142.6MB. Free memory was 107.8MB in the beginning and 106.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:13:12,757 INFO L158 Benchmark]: Boogie Preprocessor took 18.99ms. Allocated memory is still 142.6MB. Free memory was 106.7MB in the beginning and 105.8MB in the end (delta: 907.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:13:12,758 INFO L158 Benchmark]: RCFGBuilder took 316.28ms. Allocated memory is still 142.6MB. Free memory was 105.8MB in the beginning and 92.6MB in the end (delta: 13.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 23:13:12,758 INFO L158 Benchmark]: CodeCheck took 12.65ms. Allocated memory is still 142.6MB. Free memory was 92.6MB in the beginning and 91.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:13:12,760 INFO L338 ainManager$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 0.37ms. Allocated memory is still 142.6MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 203.35ms. Allocated memory is still 142.6MB. Free memory was 119.1MB in the beginning and 107.8MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.21ms. Allocated memory is still 142.6MB. Free memory was 107.8MB in the beginning and 106.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 18.99ms. Allocated memory is still 142.6MB. Free memory was 106.7MB in the beginning and 105.8MB in the end (delta: 907.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 316.28ms. Allocated memory is still 142.6MB. Free memory was 105.8MB in the beginning and 92.6MB in the end (delta: 13.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 12.65ms. Allocated memory is still 142.6MB. Free memory was 92.6MB in the beginning and 91.3MB 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. [2024-12-05 23:13:12,776 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03880304-6269-43cf-80c1-acf84bf7721d/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_03880304-6269-43cf-80c1-acf84bf7721d/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03880304-6269-43cf-80c1-acf84bf7721d/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_03880304-6269-43cf-80c1-acf84bf7721d/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03880304-6269-43cf-80c1-acf84bf7721d/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-nonblocking-counter-alt2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03880304-6269-43cf-80c1-acf84bf7721d/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_03880304-6269-43cf-80c1-acf84bf7721d/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 87e1a1d3acb3ee9b7a4a97eb7b14df31d5b38b7566b1218cea0dabfe5ec8ddbd --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:13:14,746 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:13:14,831 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03880304-6269-43cf-80c1-acf84bf7721d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 23:13:14,857 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:13:14,858 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:13:14,858 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:13:14,859 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:13:14,859 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:13:14,859 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:13:14,859 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:13:14,859 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:13:14,859 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:13:14,859 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:13:14,859 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:13:14,860 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:13:14,860 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:13:14,860 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 23:13:14,860 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 23:13:14,860 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 23:13:14,860 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:13:14,860 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:13:14,860 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:13:14,860 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:13:14,860 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:13:14,860 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:13:14,861 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:13:14,861 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:13:14,861 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 23:13:14,861 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:13:14,861 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:13:14,861 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:13:14,861 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:13:14,861 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:13:14,861 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 23:13:14,861 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:13:14,861 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 23:13:14,861 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_03880304-6269-43cf-80c1-acf84bf7721d/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 -> 87e1a1d3acb3ee9b7a4a97eb7b14df31d5b38b7566b1218cea0dabfe5ec8ddbd [2024-12-05 23:13:15,114 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:13:15,123 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:13:15,125 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:13:15,127 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:13:15,127 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:13:15,129 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03880304-6269-43cf-80c1-acf84bf7721d/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/weaver/popl20-more-nonblocking-counter-alt2.wvr.c [2024-12-05 23:13:17,798 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03880304-6269-43cf-80c1-acf84bf7721d/bin/ukojak-verify-CZk0znPC7b/data/0796af983/8b2f18331a024f0792030ed1e9f33e5e/FLAG717f810af [2024-12-05 23:13:17,976 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:13:17,977 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03880304-6269-43cf-80c1-acf84bf7721d/sv-benchmarks/c/weaver/popl20-more-nonblocking-counter-alt2.wvr.c [2024-12-05 23:13:17,984 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03880304-6269-43cf-80c1-acf84bf7721d/bin/ukojak-verify-CZk0znPC7b/data/0796af983/8b2f18331a024f0792030ed1e9f33e5e/FLAG717f810af [2024-12-05 23:13:18,343 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03880304-6269-43cf-80c1-acf84bf7721d/bin/ukojak-verify-CZk0znPC7b/data/0796af983/8b2f18331a024f0792030ed1e9f33e5e [2024-12-05 23:13:18,345 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:13:18,345 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:13:18,347 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:13:18,347 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:13:18,350 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:13:18,350 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:13:18" (1/1) ... [2024-12-05 23:13:18,351 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b22eb3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:13:18, skipping insertion in model container [2024-12-05 23:13:18,351 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:13:18" (1/1) ... [2024-12-05 23:13:18,361 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:13:18,478 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_03880304-6269-43cf-80c1-acf84bf7721d/sv-benchmarks/c/weaver/popl20-more-nonblocking-counter-alt2.wvr.c[2173,2186] [2024-12-05 23:13:18,481 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:13:18,489 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:13:18,504 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_03880304-6269-43cf-80c1-acf84bf7721d/sv-benchmarks/c/weaver/popl20-more-nonblocking-counter-alt2.wvr.c[2173,2186] [2024-12-05 23:13:18,504 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:13:18,516 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:13:18,516 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:13:18 WrapperNode [2024-12-05 23:13:18,516 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:13:18,517 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:13:18,517 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:13:18,517 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:13:18,522 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:13:18" (1/1) ... [2024-12-05 23:13:18,527 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:13:18" (1/1) ... [2024-12-05 23:13:18,538 INFO L138 Inliner]: procedures = 20, calls = 14, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 38 [2024-12-05 23:13:18,538 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:13:18,538 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:13:18,539 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:13:18,539 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:13:18,544 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:13:18" (1/1) ... [2024-12-05 23:13:18,545 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:13:18" (1/1) ... [2024-12-05 23:13:18,546 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:13:18" (1/1) ... [2024-12-05 23:13:18,547 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:13:18" (1/1) ... [2024-12-05 23:13:18,550 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:13:18" (1/1) ... [2024-12-05 23:13:18,551 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:13:18" (1/1) ... [2024-12-05 23:13:18,553 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:13:18" (1/1) ... [2024-12-05 23:13:18,554 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:13:18" (1/1) ... [2024-12-05 23:13:18,554 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:13:18" (1/1) ... [2024-12-05 23:13:18,556 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:13:18,556 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:13:18,556 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:13:18,556 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:13:18,557 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:13:18" (1/1) ... [2024-12-05 23:13:18,563 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:13:18,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03880304-6269-43cf-80c1-acf84bf7721d/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:13:18,584 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03880304-6269-43cf-80c1-acf84bf7721d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:13:18,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03880304-6269-43cf-80c1-acf84bf7721d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:13:18,605 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:13:18,605 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-12-05 23:13:18,605 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-12-05 23:13:18,605 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-12-05 23:13:18,606 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-12-05 23:13:18,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 23:13:18,606 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 23:13:18,606 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 23:13:18,606 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-05 23:13:18,606 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-05 23:13:18,606 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:13:18,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:13:18,607 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-05 23:13:18,676 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:13:18,677 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:13:18,815 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-05 23:13:18,816 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:13:18,864 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:13:18,864 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-05 23:13:18,864 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:13:18 BoogieIcfgContainer [2024-12-05 23:13:18,864 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:13:18,865 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:13:18,865 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:13:18,875 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:13:18,875 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:13:18" (1/1) ... [2024-12-05 23:13:18,876 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 23:13:18,882 INFO L158 Benchmark]: Toolchain (without parser) took 535.26ms. Allocated memory is still 92.3MB. Free memory was 69.5MB in the beginning and 40.2MB in the end (delta: 29.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 23:13:18,882 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:13:18,883 INFO L158 Benchmark]: CACSL2BoogieTranslator took 169.99ms. Allocated memory is still 92.3MB. Free memory was 69.3MB in the beginning and 57.6MB in the end (delta: 11.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:13:18,883 INFO L158 Benchmark]: Boogie Procedure Inliner took 20.94ms. Allocated memory is still 92.3MB. Free memory was 57.6MB in the beginning and 56.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:13:18,884 INFO L158 Benchmark]: Boogie Preprocessor took 17.27ms. Allocated memory is still 92.3MB. Free memory was 56.5MB in the beginning and 55.5MB in the end (delta: 974.6kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:13:18,884 INFO L158 Benchmark]: RCFGBuilder took 308.16ms. Allocated memory is still 92.3MB. Free memory was 55.5MB in the beginning and 41.5MB in the end (delta: 13.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:13:18,885 INFO L158 Benchmark]: CodeCheck took 14.95ms. Allocated memory is still 92.3MB. Free memory was 41.5MB in the beginning and 40.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:13:18,887 INFO L338 ainManager$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 0.41ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 169.99ms. Allocated memory is still 92.3MB. Free memory was 69.3MB in the beginning and 57.6MB in the end (delta: 11.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 20.94ms. Allocated memory is still 92.3MB. Free memory was 57.6MB in the beginning and 56.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 17.27ms. Allocated memory is still 92.3MB. Free memory was 56.5MB in the beginning and 55.5MB in the end (delta: 974.6kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 308.16ms. Allocated memory is still 92.3MB. Free memory was 55.5MB in the beginning and 41.5MB in the end (delta: 13.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 14.95ms. Allocated memory is still 92.3MB. Free memory was 41.5MB in the beginning and 40.2MB 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. [2024-12-05 23:13:18,903 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03880304-6269-43cf-80c1-acf84bf7721d/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