./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-deagle/arithmetic_prog_bad.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782344c3-5ff4-4c1d-b595-cd8ffd9e1073/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782344c3-5ff4-4c1d-b595-cd8ffd9e1073/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_782344c3-5ff4-4c1d-b595-cd8ffd9e1073/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782344c3-5ff4-4c1d-b595-cd8ffd9e1073/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-deagle/arithmetic_prog_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782344c3-5ff4-4c1d-b595-cd8ffd9e1073/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782344c3-5ff4-4c1d-b595-cd8ffd9e1073/bin/ukojak-verify-0OAaufAVZV --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 051706a1eb405a384d7cf371ab2d9b9605b94715fa3ad16d6c2eb8e3fbb8fc38 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:01:00,097 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:01:00,220 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782344c3-5ff4-4c1d-b595-cd8ffd9e1073/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-12 00:01:00,224 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:01:00,226 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:01:00,255 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:01:00,257 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:01:00,258 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:01:00,259 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:01:00,264 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:01:00,265 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:01:00,265 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:01:00,266 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:01:00,268 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:01:00,268 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:01:00,269 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:01:00,269 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:01:00,270 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:01:00,270 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:01:00,271 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:01:00,271 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:01:00,272 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:01:00,273 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:01:00,273 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:01:00,274 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:01:00,274 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:01:00,275 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:01:00,275 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:01:00,276 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:01:00,276 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:01:00,278 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:01:00,278 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:01:00,278 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_782344c3-5ff4-4c1d-b595-cd8ffd9e1073/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782344c3-5ff4-4c1d-b595-cd8ffd9e1073/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 051706a1eb405a384d7cf371ab2d9b9605b94715fa3ad16d6c2eb8e3fbb8fc38 [2023-11-12 00:01:00,632 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:01:00,668 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:01:00,671 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:01:00,673 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:01:00,673 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:01:00,675 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782344c3-5ff4-4c1d-b595-cd8ffd9e1073/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-deagle/arithmetic_prog_bad.i [2023-11-12 00:01:03,872 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:01:04,250 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:01:04,251 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782344c3-5ff4-4c1d-b595-cd8ffd9e1073/sv-benchmarks/c/pthread-deagle/arithmetic_prog_bad.i [2023-11-12 00:01:04,288 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782344c3-5ff4-4c1d-b595-cd8ffd9e1073/bin/ukojak-verify-0OAaufAVZV/data/5cc7ce839/4b6d45d0004d4306bbea6d104da8d9a8/FLAG762166d0b [2023-11-12 00:01:04,315 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782344c3-5ff4-4c1d-b595-cd8ffd9e1073/bin/ukojak-verify-0OAaufAVZV/data/5cc7ce839/4b6d45d0004d4306bbea6d104da8d9a8 [2023-11-12 00:01:04,318 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:01:04,319 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:01:04,321 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:01:04,321 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:01:04,327 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:01:04,328 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:01:04" (1/1) ... [2023-11-12 00:01:04,329 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9cfa56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:04, skipping insertion in model container [2023-11-12 00:01:04,329 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:01:04" (1/1) ... [2023-11-12 00:01:04,384 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:01:04,977 WARN L240 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_782344c3-5ff4-4c1d-b595-cd8ffd9e1073/sv-benchmarks/c/pthread-deagle/arithmetic_prog_bad.i[39758,39771] [2023-11-12 00:01:04,984 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:01:05,014 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:01:05,086 WARN L240 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_782344c3-5ff4-4c1d-b595-cd8ffd9e1073/sv-benchmarks/c/pthread-deagle/arithmetic_prog_bad.i[39758,39771] [2023-11-12 00:01:05,118 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:01:05,210 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:01:05,211 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:05 WrapperNode [2023-11-12 00:01:05,211 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:01:05,212 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:01:05,213 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:01:05,213 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:01:05,220 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:05" (1/1) ... [2023-11-12 00:01:05,240 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:05" (1/1) ... [2023-11-12 00:01:05,266 INFO L138 Inliner]: procedures = 243, calls = 50, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 80 [2023-11-12 00:01:05,267 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:01:05,267 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:01:05,268 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:01:05,268 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:01:05,286 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:05" (1/1) ... [2023-11-12 00:01:05,286 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:05" (1/1) ... [2023-11-12 00:01:05,291 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:05" (1/1) ... [2023-11-12 00:01:05,292 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:05" (1/1) ... [2023-11-12 00:01:05,300 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:05" (1/1) ... [2023-11-12 00:01:05,313 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:05" (1/1) ... [2023-11-12 00:01:05,320 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:05" (1/1) ... [2023-11-12 00:01:05,321 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:05" (1/1) ... [2023-11-12 00:01:05,340 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:01:05,341 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:01:05,341 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:01:05,341 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:01:05,342 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:05" (1/1) ... [2023-11-12 00:01:05,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:01:05,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782344c3-5ff4-4c1d-b595-cd8ffd9e1073/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:01:05,386 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782344c3-5ff4-4c1d-b595-cd8ffd9e1073/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:01:05,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782344c3-5ff4-4c1d-b595-cd8ffd9e1073/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:01:05,426 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:01:05,426 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:01:05,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-12 00:01:05,427 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:01:05,427 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-12 00:01:05,427 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-12 00:01:05,428 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-12 00:01:05,428 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-12 00:01:05,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:01:05,428 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-12 00:01:05,428 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:01:05,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:01:05,429 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:01:05,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:01:05,431 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-12 00:01:05,584 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:01:05,586 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:01:05,835 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:01:05,844 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:01:05,845 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-12 00:01:05,847 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:01:05 BoogieIcfgContainer [2023-11-12 00:01:05,847 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:01:05,848 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:01:05,848 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:01:05,860 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:01:05,860 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:01:05" (1/1) ... [2023-11-12 00:01:05,861 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) [2023-11-12 00:01:05,866 INFO L158 Benchmark]: Toolchain (without parser) took 1545.33ms. Allocated memory was 117.4MB in the beginning and 148.9MB in the end (delta: 31.5MB). Free memory was 70.4MB in the beginning and 89.2MB in the end (delta: -18.8MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. [2023-11-12 00:01:05,866 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 90.2MB. Free memory is still 44.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:01:05,867 INFO L158 Benchmark]: CACSL2BoogieTranslator took 890.56ms. Allocated memory was 117.4MB in the beginning and 148.9MB in the end (delta: 31.5MB). Free memory was 70.4MB in the beginning and 110.4MB in the end (delta: -40.0MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. [2023-11-12 00:01:05,868 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.54ms. Allocated memory is still 148.9MB. Free memory was 110.4MB in the beginning and 108.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:01:05,869 INFO L158 Benchmark]: Boogie Preprocessor took 72.81ms. Allocated memory is still 148.9MB. Free memory was 108.3MB in the beginning and 107.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:01:05,870 INFO L158 Benchmark]: RCFGBuilder took 506.48ms. Allocated memory is still 148.9MB. Free memory was 106.1MB in the beginning and 89.4MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-12 00:01:05,870 INFO L158 Benchmark]: CodeCheck took 15.69ms. Allocated memory is still 148.9MB. Free memory was 89.4MB in the beginning and 89.2MB in the end (delta: 206.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:01:05,873 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 0.36ms. Allocated memory is still 90.2MB. Free memory is still 44.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 890.56ms. Allocated memory was 117.4MB in the beginning and 148.9MB in the end (delta: 31.5MB). Free memory was 70.4MB in the beginning and 110.4MB in the end (delta: -40.0MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.54ms. Allocated memory is still 148.9MB. Free memory was 110.4MB in the beginning and 108.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.81ms. Allocated memory is still 148.9MB. Free memory was 108.3MB in the beginning and 107.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 506.48ms. Allocated memory is still 148.9MB. Free memory was 106.1MB in the beginning and 89.4MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 15.69ms. Allocated memory is still 148.9MB. Free memory was 89.4MB in the beginning and 89.2MB in the end (delta: 206.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:01:05,901 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782344c3-5ff4-4c1d-b595-cd8ffd9e1073/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782344c3-5ff4-4c1d-b595-cd8ffd9e1073/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782344c3-5ff4-4c1d-b595-cd8ffd9e1073/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_782344c3-5ff4-4c1d-b595-cd8ffd9e1073/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782344c3-5ff4-4c1d-b595-cd8ffd9e1073/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-deagle/arithmetic_prog_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782344c3-5ff4-4c1d-b595-cd8ffd9e1073/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782344c3-5ff4-4c1d-b595-cd8ffd9e1073/bin/ukojak-verify-0OAaufAVZV --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 051706a1eb405a384d7cf371ab2d9b9605b94715fa3ad16d6c2eb8e3fbb8fc38 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:01:08,572 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:01:08,682 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782344c3-5ff4-4c1d-b595-cd8ffd9e1073/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-12 00:01:08,738 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:01:08,740 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:01:08,741 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:01:08,742 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:01:08,742 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:01:08,744 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:01:08,749 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:01:08,749 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:01:08,750 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:01:08,750 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:01:08,752 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:01:08,753 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:01:08,753 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:01:08,754 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:01:08,754 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:01:08,755 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:01:08,756 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:01:08,757 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:01:08,757 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:01:08,758 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:01:08,758 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:01:08,759 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-12 00:01:08,759 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:01:08,760 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-12 00:01:08,760 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:01:08,761 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:01:08,761 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:01:08,763 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:01:08,763 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:01:08,764 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:01:08,764 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:01:08,765 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:01:08,765 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-12 00:01:08,765 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:01:08,766 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_782344c3-5ff4-4c1d-b595-cd8ffd9e1073/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782344c3-5ff4-4c1d-b595-cd8ffd9e1073/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 051706a1eb405a384d7cf371ab2d9b9605b94715fa3ad16d6c2eb8e3fbb8fc38 [2023-11-12 00:01:09,255 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:01:09,286 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:01:09,289 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:01:09,291 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:01:09,291 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:01:09,293 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782344c3-5ff4-4c1d-b595-cd8ffd9e1073/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-deagle/arithmetic_prog_bad.i [2023-11-12 00:01:12,469 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:01:12,852 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:01:12,853 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782344c3-5ff4-4c1d-b595-cd8ffd9e1073/sv-benchmarks/c/pthread-deagle/arithmetic_prog_bad.i [2023-11-12 00:01:12,878 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782344c3-5ff4-4c1d-b595-cd8ffd9e1073/bin/ukojak-verify-0OAaufAVZV/data/06b92e0b9/bd39e1d0044242b78f075a2b31a4ba00/FLAGe81c241eb [2023-11-12 00:01:12,899 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782344c3-5ff4-4c1d-b595-cd8ffd9e1073/bin/ukojak-verify-0OAaufAVZV/data/06b92e0b9/bd39e1d0044242b78f075a2b31a4ba00 [2023-11-12 00:01:12,905 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:01:12,906 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:01:12,907 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:01:12,908 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:01:12,912 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:01:12,913 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:01:12" (1/1) ... [2023-11-12 00:01:12,914 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64fbe05e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:12, skipping insertion in model container [2023-11-12 00:01:12,914 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:01:12" (1/1) ... [2023-11-12 00:01:12,975 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:01:13,490 WARN L240 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_782344c3-5ff4-4c1d-b595-cd8ffd9e1073/sv-benchmarks/c/pthread-deagle/arithmetic_prog_bad.i[39758,39771] [2023-11-12 00:01:13,495 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:01:13,526 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:01:13,607 WARN L240 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_782344c3-5ff4-4c1d-b595-cd8ffd9e1073/sv-benchmarks/c/pthread-deagle/arithmetic_prog_bad.i[39758,39771] [2023-11-12 00:01:13,611 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:01:13,794 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:01:13,795 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:13 WrapperNode [2023-11-12 00:01:13,795 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:01:13,797 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:01:13,797 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:01:13,797 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:01:13,805 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:13" (1/1) ... [2023-11-12 00:01:13,837 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:13" (1/1) ... [2023-11-12 00:01:13,881 INFO L138 Inliner]: procedures = 250, calls = 50, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 81 [2023-11-12 00:01:13,881 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:01:13,882 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:01:13,883 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:01:13,883 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:01:13,893 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:13" (1/1) ... [2023-11-12 00:01:13,894 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:13" (1/1) ... [2023-11-12 00:01:13,914 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:13" (1/1) ... [2023-11-12 00:01:13,914 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:13" (1/1) ... [2023-11-12 00:01:13,924 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:13" (1/1) ... [2023-11-12 00:01:13,928 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:13" (1/1) ... [2023-11-12 00:01:13,933 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:13" (1/1) ... [2023-11-12 00:01:13,935 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:13" (1/1) ... [2023-11-12 00:01:13,940 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:01:13,941 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:01:13,941 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:01:13,941 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:01:13,942 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:13" (1/1) ... [2023-11-12 00:01:13,949 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:01:13,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782344c3-5ff4-4c1d-b595-cd8ffd9e1073/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:01:13,984 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782344c3-5ff4-4c1d-b595-cd8ffd9e1073/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:01:14,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782344c3-5ff4-4c1d-b595-cd8ffd9e1073/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:01:14,042 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-12 00:01:14,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:01:14,043 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:01:14,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-12 00:01:14,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-12 00:01:14,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-11-12 00:01:14,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:01:14,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-12 00:01:14,045 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-12 00:01:14,045 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-12 00:01:14,045 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-12 00:01:14,046 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-12 00:01:14,046 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-12 00:01:14,046 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:01:14,048 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:01:14,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:01:14,050 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-12 00:01:14,293 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:01:14,295 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:01:14,626 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:01:14,635 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:01:14,635 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-12 00:01:14,638 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:01:14 BoogieIcfgContainer [2023-11-12 00:01:14,638 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:01:14,639 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:01:14,639 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:01:14,650 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:01:14,651 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:01:14" (1/1) ... [2023-11-12 00:01:14,652 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-12 00:01:14,656 INFO L158 Benchmark]: Toolchain (without parser) took 1748.95ms. Allocated memory is still 109.1MB. Free memory was 83.2MB in the beginning and 52.7MB in the end (delta: 30.5MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. [2023-11-12 00:01:14,657 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 71.3MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:01:14,657 INFO L158 Benchmark]: CACSL2BoogieTranslator took 888.33ms. Allocated memory is still 109.1MB. Free memory was 82.9MB in the beginning and 77.1MB in the end (delta: 5.8MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. [2023-11-12 00:01:14,658 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.15ms. Allocated memory is still 109.1MB. Free memory was 77.1MB in the beginning and 75.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:01:14,659 INFO L158 Benchmark]: Boogie Preprocessor took 57.92ms. Allocated memory is still 109.1MB. Free memory was 75.0MB in the beginning and 72.7MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:01:14,660 INFO L158 Benchmark]: RCFGBuilder took 697.47ms. Allocated memory is still 109.1MB. Free memory was 72.1MB in the beginning and 54.0MB in the end (delta: 18.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-12 00:01:14,661 INFO L158 Benchmark]: CodeCheck took 14.98ms. Allocated memory is still 109.1MB. Free memory was 54.0MB in the beginning and 52.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:01:14,665 INFO L338 ainManager$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 0.31ms. Allocated memory is still 71.3MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 888.33ms. Allocated memory is still 109.1MB. Free memory was 82.9MB in the beginning and 77.1MB in the end (delta: 5.8MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.15ms. Allocated memory is still 109.1MB. Free memory was 77.1MB in the beginning and 75.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.92ms. Allocated memory is still 109.1MB. Free memory was 75.0MB in the beginning and 72.7MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 697.47ms. Allocated memory is still 109.1MB. Free memory was 72.1MB in the beginning and 54.0MB in the end (delta: 18.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 14.98ms. Allocated memory is still 109.1MB. Free memory was 54.0MB in the beginning and 52.7MB 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. [2023-11-12 00:01:14,699 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782344c3-5ff4-4c1d-b595-cd8ffd9e1073/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