./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/chl-match-symm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcda2095-0be7-49de-8eec-2f2722ee334d/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcda2095-0be7-49de-8eec-2f2722ee334d/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcda2095-0be7-49de-8eec-2f2722ee334d/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcda2095-0be7-49de-8eec-2f2722ee334d/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-match-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcda2095-0be7-49de-8eec-2f2722ee334d/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcda2095-0be7-49de-8eec-2f2722ee334d/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 77faa562cc80dab159af187984ab1ce484b13225711253aedc5512d7a84dfd3f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:53:27,072 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:53:27,193 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcda2095-0be7-49de-8eec-2f2722ee334d/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:53:27,201 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:53:27,202 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:53:27,241 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:53:27,243 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:53:27,243 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:53:27,245 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:53:27,250 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:53:27,251 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:53:27,252 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:53:27,252 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:53:27,254 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:53:27,255 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:53:27,255 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:53:27,256 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:53:27,256 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:53:27,257 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:53:27,257 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:53:27,258 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:53:27,258 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:53:27,259 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:53:27,261 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:53:27,261 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:53:27,262 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:53:27,263 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:53:27,263 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:53:27,264 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:53:27,264 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:53:27,266 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:53:27,266 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:53:27,267 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:53:27,267 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:53:27,267 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcda2095-0be7-49de-8eec-2f2722ee334d/bin/ukojak-verify-0OAaufAVZV/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcda2095-0be7-49de-8eec-2f2722ee334d/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 77faa562cc80dab159af187984ab1ce484b13225711253aedc5512d7a84dfd3f [2023-11-11 23:53:27,550 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:53:27,579 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:53:27,582 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:53:27,583 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:53:27,584 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:53:27,585 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcda2095-0be7-49de-8eec-2f2722ee334d/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/chl-match-symm.wvr.c [2023-11-11 23:53:30,923 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:53:31,171 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:53:31,171 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcda2095-0be7-49de-8eec-2f2722ee334d/sv-benchmarks/c/weaver/chl-match-symm.wvr.c [2023-11-11 23:53:31,186 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcda2095-0be7-49de-8eec-2f2722ee334d/bin/ukojak-verify-0OAaufAVZV/data/a7a134940/74614132abb84c4d93d7efbf6cb652e5/FLAG3f0d90e10 [2023-11-11 23:53:31,201 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcda2095-0be7-49de-8eec-2f2722ee334d/bin/ukojak-verify-0OAaufAVZV/data/a7a134940/74614132abb84c4d93d7efbf6cb652e5 [2023-11-11 23:53:31,204 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:53:31,206 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:53:31,207 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:53:31,207 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:53:31,213 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:53:31,213 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:53:31" (1/1) ... [2023-11-11 23:53:31,215 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@408038 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:31, skipping insertion in model container [2023-11-11 23:53:31,215 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:53:31" (1/1) ... [2023-11-11 23:53:31,240 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:53:31,469 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:53:31,484 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:53:31,512 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:53:31,528 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:53:31,528 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:31 WrapperNode [2023-11-11 23:53:31,528 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:53:31,530 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:53:31,530 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:53:31,530 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:53:31,538 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:31" (1/1) ... [2023-11-11 23:53:31,547 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:31" (1/1) ... [2023-11-11 23:53:31,568 INFO L138 Inliner]: procedures = 22, calls = 28, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 76 [2023-11-11 23:53:31,569 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:53:31,569 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:53:31,570 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:53:31,570 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:53:31,577 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:31" (1/1) ... [2023-11-11 23:53:31,577 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:31" (1/1) ... [2023-11-11 23:53:31,581 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:31" (1/1) ... [2023-11-11 23:53:31,581 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:31" (1/1) ... [2023-11-11 23:53:31,587 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:31" (1/1) ... [2023-11-11 23:53:31,589 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:31" (1/1) ... [2023-11-11 23:53:31,591 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:31" (1/1) ... [2023-11-11 23:53:31,593 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:31" (1/1) ... [2023-11-11 23:53:31,595 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:53:31,596 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:53:31,597 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:53:31,597 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:53:31,598 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:31" (1/1) ... [2023-11-11 23:53:31,604 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:53:31,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcda2095-0be7-49de-8eec-2f2722ee334d/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:53:31,641 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcda2095-0be7-49de-8eec-2f2722ee334d/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:53:31,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcda2095-0be7-49de-8eec-2f2722ee334d/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:53:31,676 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:53:31,676 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-11 23:53:31,676 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-11 23:53:31,676 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-11 23:53:31,676 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-11 23:53:31,676 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-11 23:53:31,676 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-11 23:53:31,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:53:31,677 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:53:31,677 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-11 23:53:31,677 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-11 23:53:31,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:53:31,677 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:53:31,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:53:31,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:53:31,678 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:53:31,679 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:53:31,788 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:53:31,790 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:53:32,074 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:53:32,083 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:53:32,084 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:53:32,086 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:53:32 BoogieIcfgContainer [2023-11-11 23:53:32,086 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:53:32,087 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:53:32,088 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:53:32,098 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:53:32,098 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:53:32" (1/1) ... [2023-11-11 23:53:32,099 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-11 23:53:32,104 INFO L158 Benchmark]: Toolchain (without parser) took 897.62ms. Allocated memory is still 138.4MB. Free memory was 95.7MB in the beginning and 64.4MB in the end (delta: 31.3MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-11 23:53:32,105 INFO L158 Benchmark]: CDTParser took 0.70ms. Allocated memory is still 138.4MB. Free memory is still 83.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:53:32,105 INFO L158 Benchmark]: CACSL2BoogieTranslator took 321.83ms. Allocated memory is still 138.4MB. Free memory was 95.3MB in the beginning and 84.0MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-11 23:53:32,106 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.14ms. Allocated memory is still 138.4MB. Free memory was 84.0MB in the beginning and 82.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:53:32,107 INFO L158 Benchmark]: Boogie Preprocessor took 26.24ms. Allocated memory is still 138.4MB. Free memory was 82.3MB in the beginning and 81.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:53:32,108 INFO L158 Benchmark]: RCFGBuilder took 490.22ms. Allocated memory is still 138.4MB. Free memory was 81.2MB in the beginning and 65.5MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-11 23:53:32,108 INFO L158 Benchmark]: CodeCheck took 14.87ms. Allocated memory is still 138.4MB. Free memory was 65.2MB in the beginning and 64.4MB in the end (delta: 795.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:53:32,112 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.70ms. Allocated memory is still 138.4MB. Free memory is still 83.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 321.83ms. Allocated memory is still 138.4MB. Free memory was 95.3MB in the beginning and 84.0MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.14ms. Allocated memory is still 138.4MB. Free memory was 84.0MB in the beginning and 82.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.24ms. Allocated memory is still 138.4MB. Free memory was 82.3MB in the beginning and 81.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 490.22ms. Allocated memory is still 138.4MB. Free memory was 81.2MB in the beginning and 65.5MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 14.87ms. Allocated memory is still 138.4MB. Free memory was 65.2MB in the beginning and 64.4MB in the end (delta: 795.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:53:32,129 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcda2095-0be7-49de-8eec-2f2722ee334d/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcda2095-0be7-49de-8eec-2f2722ee334d/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcda2095-0be7-49de-8eec-2f2722ee334d/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcda2095-0be7-49de-8eec-2f2722ee334d/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcda2095-0be7-49de-8eec-2f2722ee334d/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-match-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcda2095-0be7-49de-8eec-2f2722ee334d/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcda2095-0be7-49de-8eec-2f2722ee334d/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 77faa562cc80dab159af187984ab1ce484b13225711253aedc5512d7a84dfd3f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:53:34,891 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:53:34,968 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcda2095-0be7-49de-8eec-2f2722ee334d/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-11 23:53:35,002 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:53:35,004 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:53:35,006 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:53:35,007 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:53:35,008 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:53:35,009 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:53:35,014 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:53:35,015 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:53:35,016 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:53:35,016 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:53:35,018 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:53:35,019 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:53:35,019 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:53:35,020 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:53:35,020 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:53:35,021 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:53:35,022 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:53:35,022 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:53:35,023 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:53:35,023 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:53:35,024 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:53:35,024 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:53:35,025 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:53:35,026 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:53:35,026 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:53:35,027 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:53:35,027 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:53:35,029 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:53:35,029 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:53:35,030 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:53:35,030 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:53:35,030 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:53:35,031 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:53:35,031 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:53:35,031 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:53:35,032 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:53:35,033 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcda2095-0be7-49de-8eec-2f2722ee334d/bin/ukojak-verify-0OAaufAVZV/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcda2095-0be7-49de-8eec-2f2722ee334d/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 77faa562cc80dab159af187984ab1ce484b13225711253aedc5512d7a84dfd3f [2023-11-11 23:53:35,483 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:53:35,520 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:53:35,523 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:53:35,525 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:53:35,527 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:53:35,529 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcda2095-0be7-49de-8eec-2f2722ee334d/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/chl-match-symm.wvr.c [2023-11-11 23:53:38,825 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:53:39,104 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:53:39,105 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcda2095-0be7-49de-8eec-2f2722ee334d/sv-benchmarks/c/weaver/chl-match-symm.wvr.c [2023-11-11 23:53:39,112 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcda2095-0be7-49de-8eec-2f2722ee334d/bin/ukojak-verify-0OAaufAVZV/data/db6e85f4a/dd78cfe55e204356874145633cf4d970/FLAGf077095b3 [2023-11-11 23:53:39,126 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcda2095-0be7-49de-8eec-2f2722ee334d/bin/ukojak-verify-0OAaufAVZV/data/db6e85f4a/dd78cfe55e204356874145633cf4d970 [2023-11-11 23:53:39,129 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:53:39,130 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:53:39,132 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:53:39,132 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:53:39,137 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:53:39,138 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:53:39" (1/1) ... [2023-11-11 23:53:39,139 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ba8c3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:39, skipping insertion in model container [2023-11-11 23:53:39,139 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:53:39" (1/1) ... [2023-11-11 23:53:39,163 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:53:39,381 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:53:39,402 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:53:39,431 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:53:39,449 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:53:39,450 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:39 WrapperNode [2023-11-11 23:53:39,450 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:53:39,451 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:53:39,452 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:53:39,452 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:53:39,484 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:39" (1/1) ... [2023-11-11 23:53:39,524 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:39" (1/1) ... [2023-11-11 23:53:39,565 INFO L138 Inliner]: procedures = 24, calls = 28, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 70 [2023-11-11 23:53:39,566 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:53:39,567 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:53:39,567 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:53:39,567 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:53:39,577 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:39" (1/1) ... [2023-11-11 23:53:39,578 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:39" (1/1) ... [2023-11-11 23:53:39,591 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:39" (1/1) ... [2023-11-11 23:53:39,591 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:39" (1/1) ... [2023-11-11 23:53:39,609 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:39" (1/1) ... [2023-11-11 23:53:39,618 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:39" (1/1) ... [2023-11-11 23:53:39,621 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:39" (1/1) ... [2023-11-11 23:53:39,627 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:39" (1/1) ... [2023-11-11 23:53:39,631 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:53:39,635 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:53:39,636 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:53:39,636 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:53:39,637 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:39" (1/1) ... [2023-11-11 23:53:39,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:53:39,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcda2095-0be7-49de-8eec-2f2722ee334d/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:53:39,670 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcda2095-0be7-49de-8eec-2f2722ee334d/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:53:39,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcda2095-0be7-49de-8eec-2f2722ee334d/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:53:39,719 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:53:39,720 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-11 23:53:39,720 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-11 23:53:39,721 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-11 23:53:39,721 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-11 23:53:39,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:53:39,721 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-11 23:53:39,722 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-11 23:53:39,722 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:53:39,722 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-11 23:53:39,722 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-11 23:53:39,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-11 23:53:39,723 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:53:39,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:53:39,723 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:53:39,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:53:39,727 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:53:39,890 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:53:39,893 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:53:40,342 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:53:40,351 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:53:40,352 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:53:40,354 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:53:40 BoogieIcfgContainer [2023-11-11 23:53:40,354 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:53:40,355 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:53:40,356 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:53:40,367 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:53:40,367 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:53:40" (1/1) ... [2023-11-11 23:53:40,368 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-11 23:53:40,373 INFO L158 Benchmark]: Toolchain (without parser) took 1241.71ms. Allocated memory was 69.2MB in the beginning and 100.7MB in the end (delta: 31.5MB). Free memory was 45.5MB in the beginning and 60.5MB in the end (delta: -15.0MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. [2023-11-11 23:53:40,374 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 69.2MB. Free memory is still 44.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:53:40,375 INFO L158 Benchmark]: CACSL2BoogieTranslator took 318.92ms. Allocated memory is still 69.2MB. Free memory was 45.3MB in the beginning and 33.3MB in the end (delta: 12.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-11 23:53:40,375 INFO L158 Benchmark]: Boogie Procedure Inliner took 114.68ms. Allocated memory was 69.2MB in the beginning and 100.7MB in the end (delta: 31.5MB). Free memory was 33.3MB in the beginning and 79.3MB in the end (delta: -46.0MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. [2023-11-11 23:53:40,376 INFO L158 Benchmark]: Boogie Preprocessor took 67.90ms. Allocated memory is still 100.7MB. Free memory was 79.3MB in the beginning and 77.4MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:53:40,377 INFO L158 Benchmark]: RCFGBuilder took 719.26ms. Allocated memory is still 100.7MB. Free memory was 77.4MB in the beginning and 61.5MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-11 23:53:40,378 INFO L158 Benchmark]: CodeCheck took 15.67ms. Allocated memory is still 100.7MB. Free memory was 61.5MB in the beginning and 60.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:53:40,385 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 69.2MB. Free memory is still 44.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 318.92ms. Allocated memory is still 69.2MB. Free memory was 45.3MB in the beginning and 33.3MB in the end (delta: 12.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 114.68ms. Allocated memory was 69.2MB in the beginning and 100.7MB in the end (delta: 31.5MB). Free memory was 33.3MB in the beginning and 79.3MB in the end (delta: -46.0MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.90ms. Allocated memory is still 100.7MB. Free memory was 79.3MB in the beginning and 77.4MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 719.26ms. Allocated memory is still 100.7MB. Free memory was 77.4MB in the beginning and 61.5MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 15.67ms. Allocated memory is still 100.7MB. Free memory was 61.5MB in the beginning and 60.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:53:40,412 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcda2095-0be7-49de-8eec-2f2722ee334d/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported