./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe018_rmo.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fb78cf-f8e4-413b-9a17-7c0f0c0c6e3e/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fb78cf-f8e4-413b-9a17-7c0f0c0c6e3e/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fb78cf-f8e4-413b-9a17-7c0f0c0c6e3e/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fb78cf-f8e4-413b-9a17-7c0f0c0c6e3e/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe018_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fb78cf-f8e4-413b-9a17-7c0f0c0c6e3e/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fb78cf-f8e4-413b-9a17-7c0f0c0c6e3e/bin/ukojak-verify-1t5iHCbJaC --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 6f413b41672ef8cb3f594e0d22a82a07ab4d735f8bfa69fff7e94198d51bd0eb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:29:31,242 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:29:31,328 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fb78cf-f8e4-413b-9a17-7c0f0c0c6e3e/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:29:31,342 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:29:31,342 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:29:31,391 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:29:31,392 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:29:31,392 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:29:31,394 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:29:31,399 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:29:31,399 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:29:31,400 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:29:31,401 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:29:31,402 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:29:31,403 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:29:31,403 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:29:31,404 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:29:31,404 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:29:31,405 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:29:31,405 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:29:31,405 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:29:31,406 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:29:31,406 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:29:31,407 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:29:31,407 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:29:31,408 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:29:31,408 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:29:31,409 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:29:31,409 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:29:31,410 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:29:31,410 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:29:31,411 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:29:31,411 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:29:31,411 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:29:31,412 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:29:31,412 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_b6fb78cf-f8e4-413b-9a17-7c0f0c0c6e3e/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fb78cf-f8e4-413b-9a17-7c0f0c0c6e3e/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6f413b41672ef8cb3f594e0d22a82a07ab4d735f8bfa69fff7e94198d51bd0eb [2023-11-23 20:29:31,680 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:29:31,712 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:29:31,716 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:29:31,717 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:29:31,718 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:29:31,719 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fb78cf-f8e4-413b-9a17-7c0f0c0c6e3e/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/pthread-wmm/safe018_rmo.oepc.i [2023-11-23 20:29:34,854 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:29:35,201 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:29:35,201 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fb78cf-f8e4-413b-9a17-7c0f0c0c6e3e/sv-benchmarks/c/pthread-wmm/safe018_rmo.oepc.i [2023-11-23 20:29:35,223 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fb78cf-f8e4-413b-9a17-7c0f0c0c6e3e/bin/ukojak-verify-1t5iHCbJaC/data/1686b1416/4fad37be0faf49428fe2b534b765d284/FLAG20ea66bf3 [2023-11-23 20:29:35,243 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fb78cf-f8e4-413b-9a17-7c0f0c0c6e3e/bin/ukojak-verify-1t5iHCbJaC/data/1686b1416/4fad37be0faf49428fe2b534b765d284 [2023-11-23 20:29:35,247 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:29:35,249 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:29:35,251 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:29:35,252 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:29:35,258 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:29:35,259 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:29:35" (1/1) ... [2023-11-23 20:29:35,260 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17fe547 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:35, skipping insertion in model container [2023-11-23 20:29:35,261 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:29:35" (1/1) ... [2023-11-23 20:29:35,326 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:29:35,861 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:29:35,878 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:29:35,954 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:29:36,016 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:29:36,017 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:29:36,025 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:29:36,026 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:36 WrapperNode [2023-11-23 20:29:36,026 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:29:36,027 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:29:36,028 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:29:36,028 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:29:36,037 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:36" (1/1) ... [2023-11-23 20:29:36,075 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:36" (1/1) ... [2023-11-23 20:29:36,125 INFO L138 Inliner]: procedures = 176, calls = 66, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 139 [2023-11-23 20:29:36,126 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:29:36,127 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:29:36,127 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:29:36,127 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:29:36,137 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:36" (1/1) ... [2023-11-23 20:29:36,138 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:36" (1/1) ... [2023-11-23 20:29:36,154 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:36" (1/1) ... [2023-11-23 20:29:36,155 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:36" (1/1) ... [2023-11-23 20:29:36,165 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:36" (1/1) ... [2023-11-23 20:29:36,183 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:36" (1/1) ... [2023-11-23 20:29:36,186 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:36" (1/1) ... [2023-11-23 20:29:36,188 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:36" (1/1) ... [2023-11-23 20:29:36,192 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:29:36,193 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:29:36,193 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:29:36,194 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:29:36,194 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:36" (1/1) ... [2023-11-23 20:29:36,214 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:29:36,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fb78cf-f8e4-413b-9a17-7c0f0c0c6e3e/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:29:36,240 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fb78cf-f8e4-413b-9a17-7c0f0c0c6e3e/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:29:36,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fb78cf-f8e4-413b-9a17-7c0f0c0c6e3e/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:29:36,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:29:36,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:29:36,297 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 20:29:36,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:29:36,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:29:36,298 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:29:36,299 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-23 20:29:36,299 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-23 20:29:36,299 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-23 20:29:36,299 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-23 20:29:36,299 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-23 20:29:36,300 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-23 20:29:36,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:29:36,300 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 20:29:36,300 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:29:36,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:29:36,302 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:29:36,535 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:29:36,537 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:29:36,991 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:29:37,229 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:29:37,230 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:29:37,232 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:29:37 BoogieIcfgContainer [2023-11-23 20:29:37,232 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:29:37,233 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:29:37,233 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:29:37,245 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:29:37,246 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:29:37" (1/1) ... [2023-11-23 20:29:37,247 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) [2023-11-23 20:29:37,253 INFO L158 Benchmark]: Toolchain (without parser) took 2002.09ms. Allocated memory is still 182.5MB. Free memory was 135.5MB in the beginning and 106.7MB in the end (delta: 28.8MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. [2023-11-23 20:29:37,253 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 134.2MB. Free memory is still 80.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:29:37,254 INFO L158 Benchmark]: CACSL2BoogieTranslator took 775.60ms. Allocated memory is still 182.5MB. Free memory was 135.5MB in the beginning and 112.3MB in the end (delta: 23.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-23 20:29:37,256 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.61ms. Allocated memory is still 182.5MB. Free memory was 112.3MB in the beginning and 110.0MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:29:37,257 INFO L158 Benchmark]: Boogie Preprocessor took 65.95ms. Allocated memory is still 182.5MB. Free memory was 109.6MB in the beginning and 107.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:29:37,259 INFO L158 Benchmark]: RCFGBuilder took 1039.05ms. Allocated memory is still 182.5MB. Free memory was 107.9MB in the beginning and 107.4MB in the end (delta: 530.8kB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2023-11-23 20:29:37,259 INFO L158 Benchmark]: CodeCheck took 16.89ms. Allocated memory is still 182.5MB. Free memory was 107.4MB in the beginning and 106.7MB in the end (delta: 669.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:29:37,269 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 0.20ms. Allocated memory is still 134.2MB. Free memory is still 80.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 775.60ms. Allocated memory is still 182.5MB. Free memory was 135.5MB in the beginning and 112.3MB in the end (delta: 23.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.61ms. Allocated memory is still 182.5MB. Free memory was 112.3MB in the beginning and 110.0MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.95ms. Allocated memory is still 182.5MB. Free memory was 109.6MB in the beginning and 107.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1039.05ms. Allocated memory is still 182.5MB. Free memory was 107.9MB in the beginning and 107.4MB in the end (delta: 530.8kB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. * CodeCheck took 16.89ms. Allocated memory is still 182.5MB. Free memory was 107.4MB in the beginning and 106.7MB in the end (delta: 669.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:29:37,315 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fb78cf-f8e4-413b-9a17-7c0f0c0c6e3e/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fb78cf-f8e4-413b-9a17-7c0f0c0c6e3e/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fb78cf-f8e4-413b-9a17-7c0f0c0c6e3e/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fb78cf-f8e4-413b-9a17-7c0f0c0c6e3e/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fb78cf-f8e4-413b-9a17-7c0f0c0c6e3e/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe018_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fb78cf-f8e4-413b-9a17-7c0f0c0c6e3e/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fb78cf-f8e4-413b-9a17-7c0f0c0c6e3e/bin/ukojak-verify-1t5iHCbJaC --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 6f413b41672ef8cb3f594e0d22a82a07ab4d735f8bfa69fff7e94198d51bd0eb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:29:39,998 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:29:40,127 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fb78cf-f8e4-413b-9a17-7c0f0c0c6e3e/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-23 20:29:40,184 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:29:40,185 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:29:40,186 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:29:40,187 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:29:40,187 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:29:40,188 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:29:40,189 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:29:40,189 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:29:40,190 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:29:40,190 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:29:40,191 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:29:40,191 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:29:40,192 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:29:40,192 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:29:40,193 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:29:40,194 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:29:40,194 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:29:40,195 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:29:40,195 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:29:40,196 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:29:40,196 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:29:40,197 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:29:40,197 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:29:40,198 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:29:40,198 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:29:40,198 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:29:40,199 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:29:40,199 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:29:40,200 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:29:40,200 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:29:40,201 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:29:40,201 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:29:40,201 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:29:40,202 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:29:40,202 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:29:40,203 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:29:40,203 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_b6fb78cf-f8e4-413b-9a17-7c0f0c0c6e3e/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fb78cf-f8e4-413b-9a17-7c0f0c0c6e3e/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6f413b41672ef8cb3f594e0d22a82a07ab4d735f8bfa69fff7e94198d51bd0eb [2023-11-23 20:29:40,604 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:29:40,628 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:29:40,633 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:29:40,636 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:29:40,636 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:29:40,638 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fb78cf-f8e4-413b-9a17-7c0f0c0c6e3e/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/pthread-wmm/safe018_rmo.oepc.i [2023-11-23 20:29:43,954 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:29:44,267 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:29:44,268 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fb78cf-f8e4-413b-9a17-7c0f0c0c6e3e/sv-benchmarks/c/pthread-wmm/safe018_rmo.oepc.i [2023-11-23 20:29:44,290 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fb78cf-f8e4-413b-9a17-7c0f0c0c6e3e/bin/ukojak-verify-1t5iHCbJaC/data/78dcd68eb/3889ba2fafa848ff81ed7bfd79c2446a/FLAGdaff35d5f [2023-11-23 20:29:44,316 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fb78cf-f8e4-413b-9a17-7c0f0c0c6e3e/bin/ukojak-verify-1t5iHCbJaC/data/78dcd68eb/3889ba2fafa848ff81ed7bfd79c2446a [2023-11-23 20:29:44,319 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:29:44,320 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:29:44,322 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:29:44,322 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:29:44,330 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:29:44,334 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:29:44" (1/1) ... [2023-11-23 20:29:44,335 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54353596 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:44, skipping insertion in model container [2023-11-23 20:29:44,336 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:29:44" (1/1) ... [2023-11-23 20:29:44,412 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:29:44,856 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:29:44,877 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:29:44,982 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:29:45,053 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:29:45,054 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:29:45,062 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:29:45,063 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:45 WrapperNode [2023-11-23 20:29:45,063 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:29:45,065 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:29:45,065 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:29:45,065 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:29:45,074 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:45" (1/1) ... [2023-11-23 20:29:45,102 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:45" (1/1) ... [2023-11-23 20:29:45,131 INFO L138 Inliner]: procedures = 180, calls = 66, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 140 [2023-11-23 20:29:45,132 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:29:45,133 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:29:45,133 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:29:45,133 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:29:45,143 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:45" (1/1) ... [2023-11-23 20:29:45,144 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:45" (1/1) ... [2023-11-23 20:29:45,151 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:45" (1/1) ... [2023-11-23 20:29:45,151 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:45" (1/1) ... [2023-11-23 20:29:45,180 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:45" (1/1) ... [2023-11-23 20:29:45,183 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:45" (1/1) ... [2023-11-23 20:29:45,187 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:45" (1/1) ... [2023-11-23 20:29:45,202 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:45" (1/1) ... [2023-11-23 20:29:45,209 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:29:45,215 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:29:45,218 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:29:45,218 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:29:45,219 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:29:45" (1/1) ... [2023-11-23 20:29:45,225 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:29:45,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fb78cf-f8e4-413b-9a17-7c0f0c0c6e3e/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:29:45,248 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fb78cf-f8e4-413b-9a17-7c0f0c0c6e3e/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:29:45,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fb78cf-f8e4-413b-9a17-7c0f0c0c6e3e/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:29:45,291 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-23 20:29:45,291 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 20:29:45,292 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:29:45,292 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:29:45,292 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:29:45,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-23 20:29:45,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:29:45,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-23 20:29:45,292 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-23 20:29:45,293 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-23 20:29:45,293 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-23 20:29:45,293 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-23 20:29:45,293 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-23 20:29:45,293 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-23 20:29:45,293 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 20:29:45,294 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:29:45,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:29:45,296 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:29:45,477 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:29:45,479 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:29:45,994 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:29:46,206 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:29:46,206 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:29:46,208 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:29:46 BoogieIcfgContainer [2023-11-23 20:29:46,209 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:29:46,210 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:29:46,210 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:29:46,220 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:29:46,221 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:29:46" (1/1) ... [2023-11-23 20:29:46,221 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) [2023-11-23 20:29:46,229 INFO L158 Benchmark]: Toolchain (without parser) took 1907.31ms. Allocated memory was 69.2MB in the beginning and 96.5MB in the end (delta: 27.3MB). Free memory was 34.0MB in the beginning and 59.7MB in the end (delta: -25.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:29:46,229 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 69.2MB. Free memory is still 45.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:29:46,230 INFO L158 Benchmark]: CACSL2BoogieTranslator took 742.10ms. Allocated memory was 69.2MB in the beginning and 96.5MB in the end (delta: 27.3MB). Free memory was 33.8MB in the beginning and 70.1MB in the end (delta: -36.3MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. [2023-11-23 20:29:46,231 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.01ms. Allocated memory is still 96.5MB. Free memory was 70.1MB in the beginning and 67.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:29:46,233 INFO L158 Benchmark]: Boogie Preprocessor took 81.72ms. Allocated memory is still 96.5MB. Free memory was 67.7MB in the beginning and 64.9MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:29:46,233 INFO L158 Benchmark]: RCFGBuilder took 994.00ms. Allocated memory is still 96.5MB. Free memory was 64.9MB in the beginning and 60.3MB in the end (delta: 4.6MB). Peak memory consumption was 25.6MB. Max. memory is 16.1GB. [2023-11-23 20:29:46,235 INFO L158 Benchmark]: CodeCheck took 17.02ms. Allocated memory is still 96.5MB. Free memory was 60.3MB in the beginning and 59.7MB in the end (delta: 646.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:29:46,244 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 0.33ms. Allocated memory is still 69.2MB. Free memory is still 45.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 742.10ms. Allocated memory was 69.2MB in the beginning and 96.5MB in the end (delta: 27.3MB). Free memory was 33.8MB in the beginning and 70.1MB in the end (delta: -36.3MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.01ms. Allocated memory is still 96.5MB. Free memory was 70.1MB in the beginning and 67.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 81.72ms. Allocated memory is still 96.5MB. Free memory was 67.7MB in the beginning and 64.9MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 994.00ms. Allocated memory is still 96.5MB. Free memory was 64.9MB in the beginning and 60.3MB in the end (delta: 4.6MB). Peak memory consumption was 25.6MB. Max. memory is 16.1GB. * CodeCheck took 17.02ms. Allocated memory is still 96.5MB. Free memory was 60.3MB in the beginning and 59.7MB in the end (delta: 646.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:29:46,292 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fb78cf-f8e4-413b-9a17-7c0f0c0c6e3e/bin/ukojak-verify-1t5iHCbJaC/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