./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_33ed9fdb-8f63-48c7-bb2d-cd7537171b2a/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33ed9fdb-8f63-48c7-bb2d-cd7537171b2a/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_33ed9fdb-8f63-48c7-bb2d-cd7537171b2a/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33ed9fdb-8f63-48c7-bb2d-cd7537171b2a/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33ed9fdb-8f63-48c7-bb2d-cd7537171b2a/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33ed9fdb-8f63-48c7-bb2d-cd7537171b2a/bin/ukojak-verify-G8NBE6pJGL --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 a5ee9b9286f55973fff2cea9c449f3602c5be2a48fed2e7e6cce6beebc18d9bc --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:56:22,177 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:56:22,312 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33ed9fdb-8f63-48c7-bb2d-cd7537171b2a/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:56:22,317 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:56:22,317 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:56:22,371 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:56:22,372 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:56:22,372 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:56:22,373 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:56:22,374 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:56:22,374 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:56:22,375 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:56:22,375 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:56:22,376 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:56:22,377 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:56:22,377 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:56:22,378 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:56:22,378 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:56:22,379 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:56:22,379 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:56:22,380 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:56:22,380 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:56:22,381 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:56:22,381 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:56:22,381 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:56:22,382 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:56:22,382 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:56:22,383 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:56:22,383 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:56:22,384 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:56:22,384 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:56:22,384 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:56:22,385 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:56:22,385 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_33ed9fdb-8f63-48c7-bb2d-cd7537171b2a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33ed9fdb-8f63-48c7-bb2d-cd7537171b2a/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a5ee9b9286f55973fff2cea9c449f3602c5be2a48fed2e7e6cce6beebc18d9bc [2023-11-19 02:56:22,689 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:56:22,721 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:56:22,724 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:56:22,725 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:56:22,726 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:56:22,727 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33ed9fdb-8f63-48c7-bb2d-cd7537171b2a/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i [2023-11-19 02:56:25,719 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:56:26,018 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:56:26,019 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33ed9fdb-8f63-48c7-bb2d-cd7537171b2a/sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i [2023-11-19 02:56:26,043 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33ed9fdb-8f63-48c7-bb2d-cd7537171b2a/bin/ukojak-verify-G8NBE6pJGL/data/08654c4e3/5a513ff09a8942cc814b758d22faa6d2/FLAGd64957c3a [2023-11-19 02:56:26,058 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33ed9fdb-8f63-48c7-bb2d-cd7537171b2a/bin/ukojak-verify-G8NBE6pJGL/data/08654c4e3/5a513ff09a8942cc814b758d22faa6d2 [2023-11-19 02:56:26,067 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:56:26,068 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:56:26,070 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:56:26,070 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:56:26,076 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:56:26,077 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:56:26" (1/1) ... [2023-11-19 02:56:26,080 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d5cd55d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:26, skipping insertion in model container [2023-11-19 02:56:26,080 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:56:26" (1/1) ... [2023-11-19 02:56:26,154 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:56:26,531 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_33ed9fdb-8f63-48c7-bb2d-cd7537171b2a/sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i[30440,30453] [2023-11-19 02:56:26,549 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_33ed9fdb-8f63-48c7-bb2d-cd7537171b2a/sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i[30895,30908] [2023-11-19 02:56:26,558 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:56:26,586 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:56:26,645 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_33ed9fdb-8f63-48c7-bb2d-cd7537171b2a/sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i[30440,30453] [2023-11-19 02:56:26,658 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_33ed9fdb-8f63-48c7-bb2d-cd7537171b2a/sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i[30895,30908] [2023-11-19 02:56:26,662 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:56:26,707 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:56:26,708 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:26 WrapperNode [2023-11-19 02:56:26,708 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:56:26,709 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:56:26,709 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:56:26,709 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:56:26,717 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:26" (1/1) ... [2023-11-19 02:56:26,733 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:26" (1/1) ... [2023-11-19 02:56:26,763 INFO L138 Inliner]: procedures = 168, calls = 36, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 134 [2023-11-19 02:56:26,764 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:56:26,765 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:56:26,765 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:56:26,765 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:56:26,774 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:26" (1/1) ... [2023-11-19 02:56:26,775 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:26" (1/1) ... [2023-11-19 02:56:26,782 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:26" (1/1) ... [2023-11-19 02:56:26,783 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:26" (1/1) ... [2023-11-19 02:56:26,792 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:26" (1/1) ... [2023-11-19 02:56:26,796 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:26" (1/1) ... [2023-11-19 02:56:26,803 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:26" (1/1) ... [2023-11-19 02:56:26,818 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:26" (1/1) ... [2023-11-19 02:56:26,822 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:56:26,823 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:56:26,823 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:56:26,823 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:56:26,824 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:26" (1/1) ... [2023-11-19 02:56:26,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:56:26,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33ed9fdb-8f63-48c7-bb2d-cd7537171b2a/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:56:26,868 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33ed9fdb-8f63-48c7-bb2d-cd7537171b2a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:56:26,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33ed9fdb-8f63-48c7-bb2d-cd7537171b2a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:56:26,940 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:56:26,941 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-19 02:56:26,941 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-19 02:56:26,942 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-19 02:56:26,942 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-19 02:56:26,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:56:26,943 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 02:56:26,943 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:56:26,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:56:26,944 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:56:26,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 02:56:26,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:56:26,944 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:56:26,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:56:26,947 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 02:56:27,101 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:56:27,103 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:56:27,371 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:56:27,383 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:56:27,383 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 02:56:27,387 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:56:27 BoogieIcfgContainer [2023-11-19 02:56:27,388 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:56:27,389 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:56:27,389 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:56:27,398 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:56:27,398 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:56:27" (1/1) ... [2023-11-19 02:56:27,399 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 02:56:27,404 INFO L158 Benchmark]: Toolchain (without parser) took 1334.17ms. Allocated memory is still 163.6MB. Free memory was 130.8MB in the beginning and 115.8MB in the end (delta: 14.9MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2023-11-19 02:56:27,404 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 119.5MB. Free memory is still 92.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:56:27,405 INFO L158 Benchmark]: CACSL2BoogieTranslator took 638.45ms. Allocated memory is still 163.6MB. Free memory was 130.8MB in the beginning and 109.9MB in the end (delta: 20.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 02:56:27,406 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.08ms. Allocated memory is still 163.6MB. Free memory was 109.9MB in the beginning and 107.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:56:27,406 INFO L158 Benchmark]: Boogie Preprocessor took 57.40ms. Allocated memory is still 163.6MB. Free memory was 107.8MB in the beginning and 106.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:56:27,407 INFO L158 Benchmark]: RCFGBuilder took 565.17ms. Allocated memory is still 163.6MB. Free memory was 105.7MB in the beginning and 116.8MB in the end (delta: -11.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 02:56:27,407 INFO L158 Benchmark]: CodeCheck took 13.11ms. Allocated memory is still 163.6MB. Free memory was 116.8MB in the beginning and 115.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:56:27,411 INFO L338 ainManager$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 0.32ms. Allocated memory is still 119.5MB. Free memory is still 92.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 638.45ms. Allocated memory is still 163.6MB. Free memory was 130.8MB in the beginning and 109.9MB in the end (delta: 20.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.08ms. Allocated memory is still 163.6MB. Free memory was 109.9MB in the beginning and 107.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.40ms. Allocated memory is still 163.6MB. Free memory was 107.8MB in the beginning and 106.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 565.17ms. Allocated memory is still 163.6MB. Free memory was 105.7MB in the beginning and 116.8MB in the end (delta: -11.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * CodeCheck took 13.11ms. Allocated memory is still 163.6MB. Free memory was 116.8MB in the beginning and 115.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:56:27,440 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33ed9fdb-8f63-48c7-bb2d-cd7537171b2a/bin/ukojak-verify-G8NBE6pJGL/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33ed9fdb-8f63-48c7-bb2d-cd7537171b2a/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33ed9fdb-8f63-48c7-bb2d-cd7537171b2a/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_33ed9fdb-8f63-48c7-bb2d-cd7537171b2a/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33ed9fdb-8f63-48c7-bb2d-cd7537171b2a/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33ed9fdb-8f63-48c7-bb2d-cd7537171b2a/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33ed9fdb-8f63-48c7-bb2d-cd7537171b2a/bin/ukojak-verify-G8NBE6pJGL --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 a5ee9b9286f55973fff2cea9c449f3602c5be2a48fed2e7e6cce6beebc18d9bc --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:56:30,129 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:56:30,273 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33ed9fdb-8f63-48c7-bb2d-cd7537171b2a/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 02:56:30,324 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:56:30,325 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:56:30,326 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:56:30,327 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:56:30,328 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:56:30,329 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:56:30,335 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:56:30,335 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:56:30,336 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:56:30,336 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:56:30,338 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:56:30,339 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:56:30,339 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:56:30,340 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:56:30,340 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:56:30,341 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:56:30,342 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:56:30,342 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:56:30,343 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:56:30,343 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:56:30,344 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:56:30,344 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:56:30,345 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:56:30,345 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:56:30,346 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:56:30,346 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:56:30,347 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:56:30,348 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:56:30,348 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:56:30,349 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:56:30,349 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:56:30,350 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:56:30,350 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:56:30,350 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:56:30,350 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_33ed9fdb-8f63-48c7-bb2d-cd7537171b2a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33ed9fdb-8f63-48c7-bb2d-cd7537171b2a/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a5ee9b9286f55973fff2cea9c449f3602c5be2a48fed2e7e6cce6beebc18d9bc [2023-11-19 02:56:30,801 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:56:30,837 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:56:30,840 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:56:30,842 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:56:30,842 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:56:30,844 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33ed9fdb-8f63-48c7-bb2d-cd7537171b2a/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i [2023-11-19 02:56:34,036 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:56:34,407 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:56:34,408 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33ed9fdb-8f63-48c7-bb2d-cd7537171b2a/sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i [2023-11-19 02:56:34,425 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33ed9fdb-8f63-48c7-bb2d-cd7537171b2a/bin/ukojak-verify-G8NBE6pJGL/data/e93cde410/d9706982b776498186eabb84513b48eb/FLAG0c6e6037e [2023-11-19 02:56:34,440 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33ed9fdb-8f63-48c7-bb2d-cd7537171b2a/bin/ukojak-verify-G8NBE6pJGL/data/e93cde410/d9706982b776498186eabb84513b48eb [2023-11-19 02:56:34,443 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:56:34,444 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:56:34,446 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:56:34,446 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:56:34,453 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:56:34,454 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:56:34" (1/1) ... [2023-11-19 02:56:34,455 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33276813 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:34, skipping insertion in model container [2023-11-19 02:56:34,455 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:56:34" (1/1) ... [2023-11-19 02:56:34,503 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:56:34,943 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_33ed9fdb-8f63-48c7-bb2d-cd7537171b2a/sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i[30440,30453] [2023-11-19 02:56:34,954 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_33ed9fdb-8f63-48c7-bb2d-cd7537171b2a/sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i[30895,30908] [2023-11-19 02:56:34,961 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:56:34,982 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:56:35,042 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_33ed9fdb-8f63-48c7-bb2d-cd7537171b2a/sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i[30440,30453] [2023-11-19 02:56:35,059 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_33ed9fdb-8f63-48c7-bb2d-cd7537171b2a/sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i[30895,30908] [2023-11-19 02:56:35,064 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:56:35,161 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:56:35,176 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:35 WrapperNode [2023-11-19 02:56:35,176 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:56:35,178 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:56:35,178 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:56:35,178 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:56:35,186 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:35" (1/1) ... [2023-11-19 02:56:35,236 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:35" (1/1) ... [2023-11-19 02:56:35,269 INFO L138 Inliner]: procedures = 175, calls = 36, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 133 [2023-11-19 02:56:35,270 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:56:35,270 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:56:35,271 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:56:35,271 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:56:35,280 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:35" (1/1) ... [2023-11-19 02:56:35,280 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:35" (1/1) ... [2023-11-19 02:56:35,300 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:35" (1/1) ... [2023-11-19 02:56:35,300 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:35" (1/1) ... [2023-11-19 02:56:35,312 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:35" (1/1) ... [2023-11-19 02:56:35,328 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:35" (1/1) ... [2023-11-19 02:56:35,333 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:35" (1/1) ... [2023-11-19 02:56:35,349 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:35" (1/1) ... [2023-11-19 02:56:35,354 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:56:35,361 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:56:35,361 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:56:35,362 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:56:35,362 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:35" (1/1) ... [2023-11-19 02:56:35,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:56:35,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33ed9fdb-8f63-48c7-bb2d-cd7537171b2a/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:56:35,402 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33ed9fdb-8f63-48c7-bb2d-cd7537171b2a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:56:35,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33ed9fdb-8f63-48c7-bb2d-cd7537171b2a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:56:35,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-19 02:56:35,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 02:56:35,460 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-19 02:56:35,460 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-19 02:56:35,461 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-19 02:56:35,461 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-19 02:56:35,461 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 02:56:35,461 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:56:35,462 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:56:35,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-19 02:56:35,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:56:35,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 02:56:35,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 02:56:35,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-11-19 02:56:35,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:56:35,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 02:56:35,466 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:56:35,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:56:35,467 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 02:56:35,708 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:56:35,710 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:56:36,096 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:56:36,106 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:56:36,107 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 02:56:36,111 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:56:36 BoogieIcfgContainer [2023-11-19 02:56:36,111 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:56:36,112 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:56:36,112 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:56:36,129 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:56:36,129 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:56:36" (1/1) ... [2023-11-19 02:56:36,131 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 02:56:36,136 INFO L158 Benchmark]: Toolchain (without parser) took 1691.19ms. Allocated memory is still 88.1MB. Free memory was 62.1MB in the beginning and 39.6MB in the end (delta: 22.5MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2023-11-19 02:56:36,137 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 88.1MB. Free memory is still 63.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:56:36,138 INFO L158 Benchmark]: CACSL2BoogieTranslator took 731.24ms. Allocated memory is still 88.1MB. Free memory was 61.9MB in the beginning and 63.9MB in the end (delta: -2.1MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. [2023-11-19 02:56:36,139 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.26ms. Allocated memory is still 88.1MB. Free memory was 63.9MB in the beginning and 61.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:56:36,140 INFO L158 Benchmark]: Boogie Preprocessor took 89.89ms. Allocated memory is still 88.1MB. Free memory was 61.5MB in the beginning and 59.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:56:36,141 INFO L158 Benchmark]: RCFGBuilder took 750.08ms. Allocated memory is still 88.1MB. Free memory was 59.1MB in the beginning and 40.5MB in the end (delta: 18.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 02:56:36,142 INFO L158 Benchmark]: CodeCheck took 22.88ms. Allocated memory is still 88.1MB. Free memory was 40.5MB in the beginning and 39.6MB in the end (delta: 907.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:56:36,152 INFO L338 ainManager$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 88.1MB. Free memory is still 63.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 731.24ms. Allocated memory is still 88.1MB. Free memory was 61.9MB in the beginning and 63.9MB in the end (delta: -2.1MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.26ms. Allocated memory is still 88.1MB. Free memory was 63.9MB in the beginning and 61.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 89.89ms. Allocated memory is still 88.1MB. Free memory was 61.5MB in the beginning and 59.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 750.08ms. Allocated memory is still 88.1MB. Free memory was 59.1MB in the beginning and 40.5MB in the end (delta: 18.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 22.88ms. Allocated memory is still 88.1MB. Free memory was 40.5MB in the beginning and 39.6MB in the end (delta: 907.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:56:36,196 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33ed9fdb-8f63-48c7-bb2d-cd7537171b2a/bin/ukojak-verify-G8NBE6pJGL/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