./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread/sync01.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_951eb787-dda5-49cb-8ad1-8a3ed6f449ea/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_951eb787-dda5-49cb-8ad1-8a3ed6f449ea/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_951eb787-dda5-49cb-8ad1-8a3ed6f449ea/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_951eb787-dda5-49cb-8ad1-8a3ed6f449ea/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/sync01.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_951eb787-dda5-49cb-8ad1-8a3ed6f449ea/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_951eb787-dda5-49cb-8ad1-8a3ed6f449ea/bin/ukojak-verify-G8NBE6pJGL --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 8f929a317f167560539ae4b4d441a695b43dc484839e0d977f902275d758b932 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:53:10,306 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:53:10,428 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_951eb787-dda5-49cb-8ad1-8a3ed6f449ea/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 02:53:10,433 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:53:10,433 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:53:10,483 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:53:10,484 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:53:10,484 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:53:10,486 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:53:10,491 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:53:10,491 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:53:10,492 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:53:10,492 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:53:10,494 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:53:10,494 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:53:10,495 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:53:10,495 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:53:10,496 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:53:10,496 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:53:10,497 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:53:10,497 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:53:10,498 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:53:10,498 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:53:10,498 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:53:10,499 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:53:10,499 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:53:10,499 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:53:10,500 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:53:10,501 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:53:10,501 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:53:10,502 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:53:10,503 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:53:10,503 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:53:10,503 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:53:10,503 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:53:10,503 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_951eb787-dda5-49cb-8ad1-8a3ed6f449ea/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_951eb787-dda5-49cb-8ad1-8a3ed6f449ea/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8f929a317f167560539ae4b4d441a695b43dc484839e0d977f902275d758b932 [2023-11-19 02:53:10,783 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:53:10,815 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:53:10,818 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:53:10,819 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:53:10,820 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:53:10,822 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_951eb787-dda5-49cb-8ad1-8a3ed6f449ea/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread/sync01.i [2023-11-19 02:53:13,934 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:53:14,219 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:53:14,220 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_951eb787-dda5-49cb-8ad1-8a3ed6f449ea/sv-benchmarks/c/pthread/sync01.i [2023-11-19 02:53:14,241 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_951eb787-dda5-49cb-8ad1-8a3ed6f449ea/bin/ukojak-verify-G8NBE6pJGL/data/cc893f33e/42b3c796674b4fca8177314fdc7eca3a/FLAG37c23ba42 [2023-11-19 02:53:14,256 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_951eb787-dda5-49cb-8ad1-8a3ed6f449ea/bin/ukojak-verify-G8NBE6pJGL/data/cc893f33e/42b3c796674b4fca8177314fdc7eca3a [2023-11-19 02:53:14,266 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:53:14,268 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:53:14,270 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:53:14,270 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:53:14,275 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:53:14,276 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:53:14" (1/1) ... [2023-11-19 02:53:14,277 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@716a2485 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:14, skipping insertion in model container [2023-11-19 02:53:14,277 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:53:14" (1/1) ... [2023-11-19 02:53:14,335 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:53:14,859 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:53:14,877 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:53:14,958 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:53:15,057 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:53:15,058 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:15 WrapperNode [2023-11-19 02:53:15,058 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:53:15,059 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:53:15,059 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:53:15,060 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:53:15,068 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:15" (1/1) ... [2023-11-19 02:53:15,099 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:15" (1/1) ... [2023-11-19 02:53:15,148 INFO L138 Inliner]: procedures = 268, calls = 47, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 75 [2023-11-19 02:53:15,149 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:53:15,149 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:53:15,150 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:53:15,150 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:53:15,160 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:15" (1/1) ... [2023-11-19 02:53:15,161 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:15" (1/1) ... [2023-11-19 02:53:15,174 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:15" (1/1) ... [2023-11-19 02:53:15,175 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:15" (1/1) ... [2023-11-19 02:53:15,186 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:15" (1/1) ... [2023-11-19 02:53:15,195 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:15" (1/1) ... [2023-11-19 02:53:15,202 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:15" (1/1) ... [2023-11-19 02:53:15,208 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:15" (1/1) ... [2023-11-19 02:53:15,211 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:53:15,218 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:53:15,218 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:53:15,218 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:53:15,219 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:15" (1/1) ... [2023-11-19 02:53:15,224 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:53:15,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_951eb787-dda5-49cb-8ad1-8a3ed6f449ea/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:53:15,256 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_951eb787-dda5-49cb-8ad1-8a3ed6f449ea/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:53:15,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_951eb787-dda5-49cb-8ad1-8a3ed6f449ea/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:53:15,304 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:53:15,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:53:15,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:53:15,305 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 02:53:15,305 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 02:53:15,307 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 02:53:15,307 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 02:53:15,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:53:15,308 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 02:53:15,308 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:53:15,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:53:15,308 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:53:15,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:53:15,310 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 02:53:15,486 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:53:15,488 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:53:15,722 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:53:15,732 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:53:15,732 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 02:53:15,737 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:53:15 BoogieIcfgContainer [2023-11-19 02:53:15,737 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:53:15,738 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:53:15,738 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:53:15,748 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:53:15,749 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:53:15" (1/1) ... [2023-11-19 02:53:15,750 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) [2023-11-19 02:53:15,753 INFO L158 Benchmark]: Toolchain (without parser) took 1485.23ms. Allocated memory is still 188.7MB. Free memory was 141.2MB in the beginning and 91.5MB in the end (delta: 49.8MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2023-11-19 02:53:15,754 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 142.6MB. Free memory was 87.2MB in the beginning and 87.1MB in the end (delta: 167.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:53:15,755 INFO L158 Benchmark]: CACSL2BoogieTranslator took 788.53ms. Allocated memory is still 188.7MB. Free memory was 141.2MB in the beginning and 112.4MB in the end (delta: 28.8MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-19 02:53:15,756 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.73ms. Allocated memory is still 188.7MB. Free memory was 112.4MB in the beginning and 110.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:53:15,756 INFO L158 Benchmark]: Boogie Preprocessor took 67.41ms. Allocated memory is still 188.7MB. Free memory was 110.3MB in the beginning and 108.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:53:15,757 INFO L158 Benchmark]: RCFGBuilder took 519.62ms. Allocated memory is still 188.7MB. Free memory was 108.7MB in the beginning and 92.5MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 02:53:15,758 INFO L158 Benchmark]: CodeCheck took 13.95ms. Allocated memory is still 188.7MB. Free memory was 92.5MB in the beginning and 91.5MB in the end (delta: 986.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:53:15,761 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 0.22ms. Allocated memory is still 142.6MB. Free memory was 87.2MB in the beginning and 87.1MB in the end (delta: 167.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 788.53ms. Allocated memory is still 188.7MB. Free memory was 141.2MB in the beginning and 112.4MB in the end (delta: 28.8MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.73ms. Allocated memory is still 188.7MB. Free memory was 112.4MB in the beginning and 110.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.41ms. Allocated memory is still 188.7MB. Free memory was 110.3MB in the beginning and 108.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 519.62ms. Allocated memory is still 188.7MB. Free memory was 108.7MB in the beginning and 92.5MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 13.95ms. Allocated memory is still 188.7MB. Free memory was 92.5MB in the beginning and 91.5MB in the end (delta: 986.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:53:15,786 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_951eb787-dda5-49cb-8ad1-8a3ed6f449ea/bin/ukojak-verify-G8NBE6pJGL/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_951eb787-dda5-49cb-8ad1-8a3ed6f449ea/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_951eb787-dda5-49cb-8ad1-8a3ed6f449ea/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_951eb787-dda5-49cb-8ad1-8a3ed6f449ea/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_951eb787-dda5-49cb-8ad1-8a3ed6f449ea/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/sync01.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_951eb787-dda5-49cb-8ad1-8a3ed6f449ea/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_951eb787-dda5-49cb-8ad1-8a3ed6f449ea/bin/ukojak-verify-G8NBE6pJGL --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 8f929a317f167560539ae4b4d441a695b43dc484839e0d977f902275d758b932 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:53:18,414 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:53:18,538 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_951eb787-dda5-49cb-8ad1-8a3ed6f449ea/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 02:53:18,600 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:53:18,601 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:53:18,601 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:53:18,602 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:53:18,603 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:53:18,604 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:53:18,609 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:53:18,609 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:53:18,610 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:53:18,610 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:53:18,612 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:53:18,612 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:53:18,613 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:53:18,613 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:53:18,614 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:53:18,614 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:53:18,615 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:53:18,616 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:53:18,616 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:53:18,617 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:53:18,617 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:53:18,618 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:53:18,618 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:53:18,618 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:53:18,619 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:53:18,619 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:53:18,620 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:53:18,621 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:53:18,621 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:53:18,622 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:53:18,622 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:53:18,623 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:53:18,623 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:53:18,623 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:53:18,623 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:53:18,624 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:53:18,625 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_951eb787-dda5-49cb-8ad1-8a3ed6f449ea/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_951eb787-dda5-49cb-8ad1-8a3ed6f449ea/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8f929a317f167560539ae4b4d441a695b43dc484839e0d977f902275d758b932 [2023-11-19 02:53:18,981 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:53:19,009 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:53:19,014 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:53:19,016 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:53:19,017 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:53:19,018 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_951eb787-dda5-49cb-8ad1-8a3ed6f449ea/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread/sync01.i [2023-11-19 02:53:22,173 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:53:22,493 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:53:22,494 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_951eb787-dda5-49cb-8ad1-8a3ed6f449ea/sv-benchmarks/c/pthread/sync01.i [2023-11-19 02:53:22,533 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_951eb787-dda5-49cb-8ad1-8a3ed6f449ea/bin/ukojak-verify-G8NBE6pJGL/data/e86822ba4/de912ebd1ccf4f76b8aa48875422d329/FLAG259aae2c7 [2023-11-19 02:53:22,551 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_951eb787-dda5-49cb-8ad1-8a3ed6f449ea/bin/ukojak-verify-G8NBE6pJGL/data/e86822ba4/de912ebd1ccf4f76b8aa48875422d329 [2023-11-19 02:53:22,558 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:53:22,559 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:53:22,560 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:53:22,561 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:53:22,564 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:53:22,565 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:53:22" (1/1) ... [2023-11-19 02:53:22,565 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77c3f50d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:22, skipping insertion in model container [2023-11-19 02:53:22,566 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:53:22" (1/1) ... [2023-11-19 02:53:22,630 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:53:23,271 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:53:23,297 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:53:23,404 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:53:23,538 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:53:23,538 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:23 WrapperNode [2023-11-19 02:53:23,538 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:53:23,540 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:53:23,540 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:53:23,540 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:53:23,547 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:23" (1/1) ... [2023-11-19 02:53:23,600 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:23" (1/1) ... [2023-11-19 02:53:23,636 INFO L138 Inliner]: procedures = 272, calls = 47, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 76 [2023-11-19 02:53:23,637 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:53:23,638 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:53:23,641 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:53:23,641 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:53:23,651 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:23" (1/1) ... [2023-11-19 02:53:23,651 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:23" (1/1) ... [2023-11-19 02:53:23,662 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:23" (1/1) ... [2023-11-19 02:53:23,663 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:23" (1/1) ... [2023-11-19 02:53:23,672 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:23" (1/1) ... [2023-11-19 02:53:23,675 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:23" (1/1) ... [2023-11-19 02:53:23,678 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:23" (1/1) ... [2023-11-19 02:53:23,680 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:23" (1/1) ... [2023-11-19 02:53:23,685 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:53:23,686 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:53:23,686 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:53:23,686 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:53:23,687 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:23" (1/1) ... [2023-11-19 02:53:23,692 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:53:23,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_951eb787-dda5-49cb-8ad1-8a3ed6f449ea/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:53:23,720 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_951eb787-dda5-49cb-8ad1-8a3ed6f449ea/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:53:23,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_951eb787-dda5-49cb-8ad1-8a3ed6f449ea/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:53:23,768 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 02:53:23,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:53:23,769 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:53:23,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 02:53:23,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:53:23,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 02:53:23,770 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 02:53:23,770 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 02:53:23,770 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 02:53:23,770 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 02:53:23,771 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 02:53:23,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:53:23,771 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:53:23,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:53:23,773 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 02:53:23,990 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:53:23,993 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:53:24,296 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:53:24,308 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:53:24,310 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 02:53:24,316 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:53:24 BoogieIcfgContainer [2023-11-19 02:53:24,316 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:53:24,318 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:53:24,318 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:53:24,328 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:53:24,329 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:53:24" (1/1) ... [2023-11-19 02:53:24,330 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) [2023-11-19 02:53:24,335 INFO L158 Benchmark]: Toolchain (without parser) took 1774.38ms. Allocated memory is still 83.9MB. Free memory was 58.4MB in the beginning and 51.5MB in the end (delta: 6.9MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. [2023-11-19 02:53:24,335 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 58.7MB. Free memory was 35.5MB in the beginning and 35.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:53:24,336 INFO L158 Benchmark]: CACSL2BoogieTranslator took 978.41ms. Allocated memory is still 83.9MB. Free memory was 58.2MB in the beginning and 48.4MB in the end (delta: 9.8MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. [2023-11-19 02:53:24,337 INFO L158 Benchmark]: Boogie Procedure Inliner took 97.27ms. Allocated memory is still 83.9MB. Free memory was 48.4MB in the beginning and 45.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:53:24,338 INFO L158 Benchmark]: Boogie Preprocessor took 47.66ms. Allocated memory is still 83.9MB. Free memory was 45.8MB in the beginning and 43.6MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:53:24,338 INFO L158 Benchmark]: RCFGBuilder took 630.52ms. Allocated memory is still 83.9MB. Free memory was 43.6MB in the beginning and 52.4MB in the end (delta: -8.8MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2023-11-19 02:53:24,339 INFO L158 Benchmark]: CodeCheck took 15.30ms. Allocated memory is still 83.9MB. Free memory was 52.4MB in the beginning and 51.5MB in the end (delta: 901.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:53:24,342 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 0.25ms. Allocated memory is still 58.7MB. Free memory was 35.5MB in the beginning and 35.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 978.41ms. Allocated memory is still 83.9MB. Free memory was 58.2MB in the beginning and 48.4MB in the end (delta: 9.8MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 97.27ms. Allocated memory is still 83.9MB. Free memory was 48.4MB in the beginning and 45.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.66ms. Allocated memory is still 83.9MB. Free memory was 45.8MB in the beginning and 43.6MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 630.52ms. Allocated memory is still 83.9MB. Free memory was 43.6MB in the beginning and 52.4MB in the end (delta: -8.8MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. * CodeCheck took 15.30ms. Allocated memory is still 83.9MB. Free memory was 52.4MB in the beginning and 51.5MB in the end (delta: 901.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:53:24,379 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_951eb787-dda5-49cb-8ad1-8a3ed6f449ea/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported