./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe006_rmo.oepc_rmo.opt-thin000_rmo.oepc_rmo.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_f9b6b05e-7264-4908-b97d-4e9ebbb8184d/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b6b05e-7264-4908-b97d-4e9ebbb8184d/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_f9b6b05e-7264-4908-b97d-4e9ebbb8184d/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b6b05e-7264-4908-b97d-4e9ebbb8184d/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe006_rmo.oepc_rmo.opt-thin000_rmo.oepc_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b6b05e-7264-4908-b97d-4e9ebbb8184d/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_f9b6b05e-7264-4908-b97d-4e9ebbb8184d/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 15ac4e1d4eb7f123e42f66ffca6b608a72882a0faec253c9cc2d868c4bb280c3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:05:27,979 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:05:28,099 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b6b05e-7264-4908-b97d-4e9ebbb8184d/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:05:28,106 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:05:28,107 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:05:28,157 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:05:28,158 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:05:28,159 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:05:28,161 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:05:28,166 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:05:28,168 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:05:28,168 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:05:28,169 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:05:28,171 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:05:28,171 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:05:28,172 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:05:28,172 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:05:28,173 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:05:28,173 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:05:28,174 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:05:28,174 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:05:28,175 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:05:28,176 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:05:28,176 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:05:28,177 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:05:28,177 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:05:28,178 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:05:28,178 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:05:28,180 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:05:28,181 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:05:28,182 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:05:28,183 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:05:28,183 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:05:28,183 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:05:28,183 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:05:28,184 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_f9b6b05e-7264-4908-b97d-4e9ebbb8184d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b6b05e-7264-4908-b97d-4e9ebbb8184d/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 15ac4e1d4eb7f123e42f66ffca6b608a72882a0faec253c9cc2d868c4bb280c3 [2023-11-23 20:05:28,513 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:05:28,537 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:05:28,541 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:05:28,542 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:05:28,543 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:05:28,545 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b6b05e-7264-4908-b97d-4e9ebbb8184d/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/pthread-wmm/safe006_rmo.oepc_rmo.opt-thin000_rmo.oepc_rmo.opt.i [2023-11-23 20:05:32,029 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:05:32,375 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:05:32,376 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b6b05e-7264-4908-b97d-4e9ebbb8184d/sv-benchmarks/c/pthread-wmm/safe006_rmo.oepc_rmo.opt-thin000_rmo.oepc_rmo.opt.i [2023-11-23 20:05:32,397 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b6b05e-7264-4908-b97d-4e9ebbb8184d/bin/ukojak-verify-1t5iHCbJaC/data/db0553079/5da1e36b8e124fbb9a431ba9d93277c9/FLAG1360be55a [2023-11-23 20:05:32,415 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b6b05e-7264-4908-b97d-4e9ebbb8184d/bin/ukojak-verify-1t5iHCbJaC/data/db0553079/5da1e36b8e124fbb9a431ba9d93277c9 [2023-11-23 20:05:32,418 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:05:32,420 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:05:32,422 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:05:32,423 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:05:32,429 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:05:32,430 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:05:32" (1/1) ... [2023-11-23 20:05:32,431 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@672e7a76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:32, skipping insertion in model container [2023-11-23 20:05:32,432 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:05:32" (1/1) ... [2023-11-23 20:05:32,493 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:05:33,005 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:05:33,024 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:05:33,155 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:05:33,225 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:05:33,225 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:05:33,235 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:05:33,236 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:33 WrapperNode [2023-11-23 20:05:33,236 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:05:33,238 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:05:33,238 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:05:33,239 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:05:33,249 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:33" (1/1) ... [2023-11-23 20:05:33,296 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:33" (1/1) ... [2023-11-23 20:05:33,337 INFO L138 Inliner]: procedures = 175, calls = 55, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 123 [2023-11-23 20:05:33,337 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:05:33,338 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:05:33,339 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:05:33,339 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:05:33,352 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:33" (1/1) ... [2023-11-23 20:05:33,352 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:33" (1/1) ... [2023-11-23 20:05:33,356 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:33" (1/1) ... [2023-11-23 20:05:33,357 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:33" (1/1) ... [2023-11-23 20:05:33,368 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:33" (1/1) ... [2023-11-23 20:05:33,372 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:33" (1/1) ... [2023-11-23 20:05:33,375 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:33" (1/1) ... [2023-11-23 20:05:33,378 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:33" (1/1) ... [2023-11-23 20:05:33,384 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:05:33,385 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:05:33,385 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:05:33,385 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:05:33,387 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:33" (1/1) ... [2023-11-23 20:05:33,394 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:05:33,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b6b05e-7264-4908-b97d-4e9ebbb8184d/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:05:33,424 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b6b05e-7264-4908-b97d-4e9ebbb8184d/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:05:33,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b6b05e-7264-4908-b97d-4e9ebbb8184d/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:05:33,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:05:33,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:05:33,480 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 20:05:33,481 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:05:33,481 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:05:33,481 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:05:33,481 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-23 20:05:33,481 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-23 20:05:33,482 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-23 20:05:33,482 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-23 20:05:33,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:05:33,482 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 20:05:33,482 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:05:33,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:05:33,486 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 20:05:33,699 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:05:33,702 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:05:34,274 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:05:34,596 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:05:34,596 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:05:34,598 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:05:34 BoogieIcfgContainer [2023-11-23 20:05:34,598 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:05:34,599 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:05:34,599 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:05:34,634 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:05:34,640 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:05:34" (1/1) ... [2023-11-23 20:05:34,641 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 20:05:34,656 INFO L158 Benchmark]: Toolchain (without parser) took 2226.83ms. Allocated memory is still 209.7MB. Free memory was 161.3MB in the beginning and 175.6MB in the end (delta: -14.4MB). Peak memory consumption was 83.4MB. Max. memory is 16.1GB. [2023-11-23 20:05:34,659 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 138.4MB. Free memory is still 83.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:05:34,659 INFO L158 Benchmark]: CACSL2BoogieTranslator took 814.41ms. Allocated memory is still 209.7MB. Free memory was 160.5MB in the beginning and 138.1MB in the end (delta: 22.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-23 20:05:34,661 INFO L158 Benchmark]: Boogie Procedure Inliner took 99.65ms. Allocated memory is still 209.7MB. Free memory was 138.1MB in the beginning and 136.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:05:34,663 INFO L158 Benchmark]: Boogie Preprocessor took 45.61ms. Allocated memory is still 209.7MB. Free memory was 136.1MB in the beginning and 134.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:05:34,664 INFO L158 Benchmark]: RCFGBuilder took 1213.49ms. Allocated memory is still 209.7MB. Free memory was 134.0MB in the beginning and 87.1MB in the end (delta: 46.9MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2023-11-23 20:05:34,666 INFO L158 Benchmark]: CodeCheck took 46.92ms. Allocated memory is still 209.7MB. Free memory was 87.1MB in the beginning and 175.6MB in the end (delta: -88.5MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. [2023-11-23 20:05:34,700 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 0.24ms. Allocated memory is still 138.4MB. Free memory is still 83.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 814.41ms. Allocated memory is still 209.7MB. Free memory was 160.5MB in the beginning and 138.1MB in the end (delta: 22.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 99.65ms. Allocated memory is still 209.7MB. Free memory was 138.1MB in the beginning and 136.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.61ms. Allocated memory is still 209.7MB. Free memory was 136.1MB in the beginning and 134.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1213.49ms. Allocated memory is still 209.7MB. Free memory was 134.0MB in the beginning and 87.1MB in the end (delta: 46.9MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * CodeCheck took 46.92ms. Allocated memory is still 209.7MB. Free memory was 87.1MB in the beginning and 175.6MB in the end (delta: -88.5MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:05:34,745 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b6b05e-7264-4908-b97d-4e9ebbb8184d/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b6b05e-7264-4908-b97d-4e9ebbb8184d/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b6b05e-7264-4908-b97d-4e9ebbb8184d/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_f9b6b05e-7264-4908-b97d-4e9ebbb8184d/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b6b05e-7264-4908-b97d-4e9ebbb8184d/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe006_rmo.oepc_rmo.opt-thin000_rmo.oepc_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b6b05e-7264-4908-b97d-4e9ebbb8184d/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_f9b6b05e-7264-4908-b97d-4e9ebbb8184d/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 15ac4e1d4eb7f123e42f66ffca6b608a72882a0faec253c9cc2d868c4bb280c3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:05:37,504 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:05:37,671 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b6b05e-7264-4908-b97d-4e9ebbb8184d/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-23 20:05:37,734 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:05:37,735 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:05:37,737 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:05:37,738 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:05:37,739 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:05:37,740 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:05:37,746 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:05:37,747 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:05:37,748 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:05:37,749 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:05:37,751 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:05:37,751 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:05:37,752 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:05:37,752 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:05:37,753 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:05:37,753 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:05:37,755 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:05:37,755 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:05:37,756 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:05:37,757 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:05:37,757 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:05:37,758 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:05:37,758 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:05:37,759 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:05:37,759 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:05:37,760 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:05:37,760 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:05:37,762 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:05:37,762 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:05:37,763 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:05:37,763 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:05:37,764 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:05:37,764 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:05:37,764 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:05:37,765 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:05:37,765 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:05:37,766 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b6b05e-7264-4908-b97d-4e9ebbb8184d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b6b05e-7264-4908-b97d-4e9ebbb8184d/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 15ac4e1d4eb7f123e42f66ffca6b608a72882a0faec253c9cc2d868c4bb280c3 [2023-11-23 20:05:38,264 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:05:38,296 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:05:38,299 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:05:38,300 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:05:38,301 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:05:38,303 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b6b05e-7264-4908-b97d-4e9ebbb8184d/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/pthread-wmm/safe006_rmo.oepc_rmo.opt-thin000_rmo.oepc_rmo.opt.i [2023-11-23 20:05:42,063 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:05:42,422 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:05:42,423 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b6b05e-7264-4908-b97d-4e9ebbb8184d/sv-benchmarks/c/pthread-wmm/safe006_rmo.oepc_rmo.opt-thin000_rmo.oepc_rmo.opt.i [2023-11-23 20:05:42,452 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b6b05e-7264-4908-b97d-4e9ebbb8184d/bin/ukojak-verify-1t5iHCbJaC/data/dd95b7225/de3f69ddb27a4cd7856764892f0de157/FLAG084968e64 [2023-11-23 20:05:42,481 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b6b05e-7264-4908-b97d-4e9ebbb8184d/bin/ukojak-verify-1t5iHCbJaC/data/dd95b7225/de3f69ddb27a4cd7856764892f0de157 [2023-11-23 20:05:42,484 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:05:42,486 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:05:42,487 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:05:42,488 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:05:42,493 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:05:42,494 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:05:42" (1/1) ... [2023-11-23 20:05:42,496 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@308fabb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:42, skipping insertion in model container [2023-11-23 20:05:42,496 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:05:42" (1/1) ... [2023-11-23 20:05:42,554 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:05:43,059 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:05:43,111 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:05:43,240 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:05:43,313 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:05:43,314 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:05:43,323 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:05:43,324 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:43 WrapperNode [2023-11-23 20:05:43,324 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:05:43,326 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:05:43,326 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:05:43,326 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:05:43,337 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:43" (1/1) ... [2023-11-23 20:05:43,380 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:43" (1/1) ... [2023-11-23 20:05:43,434 INFO L138 Inliner]: procedures = 179, calls = 55, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 124 [2023-11-23 20:05:43,435 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:05:43,436 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:05:43,437 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:05:43,437 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:05:43,449 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:43" (1/1) ... [2023-11-23 20:05:43,450 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:43" (1/1) ... [2023-11-23 20:05:43,471 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:43" (1/1) ... [2023-11-23 20:05:43,477 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:43" (1/1) ... [2023-11-23 20:05:43,505 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:43" (1/1) ... [2023-11-23 20:05:43,508 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:43" (1/1) ... [2023-11-23 20:05:43,513 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:43" (1/1) ... [2023-11-23 20:05:43,531 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:43" (1/1) ... [2023-11-23 20:05:43,537 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:05:43,538 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:05:43,538 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:05:43,538 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:05:43,539 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:43" (1/1) ... [2023-11-23 20:05:43,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:05:43,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b6b05e-7264-4908-b97d-4e9ebbb8184d/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:05:43,608 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b6b05e-7264-4908-b97d-4e9ebbb8184d/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:05:43,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b6b05e-7264-4908-b97d-4e9ebbb8184d/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:05:43,668 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-23 20:05:43,668 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 20:05:43,669 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:05:43,669 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:05:43,669 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:05:43,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-23 20:05:43,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:05:43,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-23 20:05:43,671 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-23 20:05:43,671 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-23 20:05:43,671 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-23 20:05:43,671 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-23 20:05:43,672 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 20:05:43,672 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:05:43,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:05:43,676 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 20:05:43,922 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:05:43,925 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:05:44,497 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:05:44,856 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:05:44,856 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:05:44,859 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:05:44 BoogieIcfgContainer [2023-11-23 20:05:44,859 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:05:44,861 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:05:44,862 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:05:44,875 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:05:44,875 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:05:44" (1/1) ... [2023-11-23 20:05:44,876 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 20:05:44,884 INFO L158 Benchmark]: Toolchain (without parser) took 2397.00ms. Allocated memory was 75.5MB in the beginning and 100.7MB in the end (delta: 25.2MB). Free memory was 50.5MB in the beginning and 60.9MB in the end (delta: -10.4MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2023-11-23 20:05:44,885 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 75.5MB. Free memory is still 51.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:05:44,886 INFO L158 Benchmark]: CACSL2BoogieTranslator took 837.44ms. Allocated memory was 75.5MB in the beginning and 100.7MB in the end (delta: 25.2MB). Free memory was 50.3MB in the beginning and 68.7MB in the end (delta: -18.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 20:05:44,887 INFO L158 Benchmark]: Boogie Procedure Inliner took 109.04ms. Allocated memory is still 100.7MB. Free memory was 68.7MB in the beginning and 66.1MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:05:44,889 INFO L158 Benchmark]: Boogie Preprocessor took 101.30ms. Allocated memory is still 100.7MB. Free memory was 66.1MB in the beginning and 63.7MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:05:44,890 INFO L158 Benchmark]: RCFGBuilder took 1321.61ms. Allocated memory is still 100.7MB. Free memory was 63.7MB in the beginning and 62.0MB in the end (delta: 1.7MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2023-11-23 20:05:44,891 INFO L158 Benchmark]: CodeCheck took 20.27ms. Allocated memory is still 100.7MB. Free memory was 62.0MB in the beginning and 60.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:05:44,903 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 0.26ms. Allocated memory is still 75.5MB. Free memory is still 51.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 837.44ms. Allocated memory was 75.5MB in the beginning and 100.7MB in the end (delta: 25.2MB). Free memory was 50.3MB in the beginning and 68.7MB in the end (delta: -18.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 109.04ms. Allocated memory is still 100.7MB. Free memory was 68.7MB in the beginning and 66.1MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 101.30ms. Allocated memory is still 100.7MB. Free memory was 66.1MB in the beginning and 63.7MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1321.61ms. Allocated memory is still 100.7MB. Free memory was 63.7MB in the beginning and 62.0MB in the end (delta: 1.7MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. * CodeCheck took 20.27ms. Allocated memory is still 100.7MB. Free memory was 62.0MB in the beginning and 60.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:05:44,963 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b6b05e-7264-4908-b97d-4e9ebbb8184d/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported