./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/thin002_power.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98fcb868-068a-488e-839d-734b6591513d/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98fcb868-068a-488e-839d-734b6591513d/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98fcb868-068a-488e-839d-734b6591513d/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98fcb868-068a-488e-839d-734b6591513d/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/thin002_power.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98fcb868-068a-488e-839d-734b6591513d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98fcb868-068a-488e-839d-734b6591513d/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8cac3035eaeb2816ec7d27d980ff4447cc10ff3a409a1a8662d4bf55d93fe6d5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:39:54,180 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:39:54,318 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98fcb868-068a-488e-839d-734b6591513d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:39:54,328 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:39:54,329 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:39:54,369 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:39:54,370 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:39:54,371 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:39:54,372 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:39:54,377 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:39:54,378 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:39:54,379 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:39:54,379 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:39:54,381 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:39:54,381 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:39:54,382 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:39:54,382 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:39:54,382 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:39:54,383 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:39:54,383 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:39:54,384 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:39:54,384 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:39:54,385 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:39:54,385 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:39:54,386 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:39:54,386 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:39:54,387 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:39:54,387 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:39:54,388 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:39:54,388 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:39:54,390 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:39:54,390 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:39:54,390 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:39:54,390 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_98fcb868-068a-488e-839d-734b6591513d/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98fcb868-068a-488e-839d-734b6591513d/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8cac3035eaeb2816ec7d27d980ff4447cc10ff3a409a1a8662d4bf55d93fe6d5 [2023-11-19 03:39:54,657 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:39:54,678 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:39:54,681 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:39:54,683 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:39:54,683 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:39:54,684 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98fcb868-068a-488e-839d-734b6591513d/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-wmm/thin002_power.oepc.i [2023-11-19 03:39:57,833 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:39:58,184 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:39:58,185 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98fcb868-068a-488e-839d-734b6591513d/sv-benchmarks/c/pthread-wmm/thin002_power.oepc.i [2023-11-19 03:39:58,214 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98fcb868-068a-488e-839d-734b6591513d/bin/ukojak-verify-G8NBE6pJGL/data/bd5aae4f0/daf251c8698f4f40970184d2a266f26b/FLAG61b499854 [2023-11-19 03:39:58,243 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98fcb868-068a-488e-839d-734b6591513d/bin/ukojak-verify-G8NBE6pJGL/data/bd5aae4f0/daf251c8698f4f40970184d2a266f26b [2023-11-19 03:39:58,249 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:39:58,252 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:39:58,255 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:39:58,255 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:39:58,261 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:39:58,262 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:39:58" (1/1) ... [2023-11-19 03:39:58,264 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54b635c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:58, skipping insertion in model container [2023-11-19 03:39:58,265 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:39:58" (1/1) ... [2023-11-19 03:39:58,344 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:39:58,586 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98fcb868-068a-488e-839d-734b6591513d/sv-benchmarks/c/pthread-wmm/thin002_power.oepc.i[995,1008] [2023-11-19 03:39:58,835 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:39:58,850 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:39:58,870 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98fcb868-068a-488e-839d-734b6591513d/sv-benchmarks/c/pthread-wmm/thin002_power.oepc.i[995,1008] [2023-11-19 03:39:58,955 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:39:59,000 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:39:59,001 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:39:59,009 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:39:59,009 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:59 WrapperNode [2023-11-19 03:39:59,009 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:39:59,010 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:39:59,010 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:39:59,011 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:39:59,019 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:59" (1/1) ... [2023-11-19 03:39:59,051 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:59" (1/1) ... [2023-11-19 03:39:59,088 INFO L138 Inliner]: procedures = 177, calls = 82, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 154 [2023-11-19 03:39:59,088 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:39:59,089 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:39:59,090 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:39:59,090 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:39:59,100 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:59" (1/1) ... [2023-11-19 03:39:59,101 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:59" (1/1) ... [2023-11-19 03:39:59,107 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:59" (1/1) ... [2023-11-19 03:39:59,107 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:59" (1/1) ... [2023-11-19 03:39:59,137 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:59" (1/1) ... [2023-11-19 03:39:59,143 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:59" (1/1) ... [2023-11-19 03:39:59,151 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:59" (1/1) ... [2023-11-19 03:39:59,167 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:59" (1/1) ... [2023-11-19 03:39:59,172 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:39:59,173 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:39:59,173 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:39:59,174 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:39:59,175 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:59" (1/1) ... [2023-11-19 03:39:59,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:39:59,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98fcb868-068a-488e-839d-734b6591513d/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:39:59,206 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98fcb868-068a-488e-839d-734b6591513d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:39:59,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98fcb868-068a-488e-839d-734b6591513d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:39:59,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:39:59,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:39:59,260 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:39:59,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:39:59,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:39:59,261 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:39:59,262 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-19 03:39:59,262 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-19 03:39:59,262 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-19 03:39:59,262 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-19 03:39:59,262 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-19 03:39:59,262 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-19 03:39:59,263 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-19 03:39:59,263 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-19 03:39:59,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:39:59,263 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:39:59,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:39:59,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:39:59,267 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:39:59,504 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:39:59,506 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:40:00,152 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:40:00,471 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:40:00,471 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:40:00,475 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:40:00 BoogieIcfgContainer [2023-11-19 03:40:00,476 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:40:00,477 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:40:00,477 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:40:00,487 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:40:00,488 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:40:00" (1/1) ... [2023-11-19 03:40:00,489 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:40:00,493 INFO L158 Benchmark]: Toolchain (without parser) took 2240.70ms. Allocated memory is still 211.8MB. Free memory was 169.3MB in the beginning and 150.0MB in the end (delta: 19.3MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. [2023-11-19 03:40:00,494 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 138.4MB. Free memory is still 85.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:40:00,494 INFO L158 Benchmark]: CACSL2BoogieTranslator took 754.63ms. Allocated memory is still 211.8MB. Free memory was 168.5MB in the beginning and 144.6MB in the end (delta: 23.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-19 03:40:00,495 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.55ms. Allocated memory is still 211.8MB. Free memory was 144.6MB in the beginning and 142.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:40:00,496 INFO L158 Benchmark]: Boogie Preprocessor took 82.94ms. Allocated memory is still 211.8MB. Free memory was 142.0MB in the beginning and 139.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:40:00,497 INFO L158 Benchmark]: RCFGBuilder took 1302.56ms. Allocated memory is still 211.8MB. Free memory was 139.9MB in the beginning and 151.1MB in the end (delta: -11.2MB). Peak memory consumption was 51.8MB. Max. memory is 16.1GB. [2023-11-19 03:40:00,497 INFO L158 Benchmark]: CodeCheck took 14.70ms. Allocated memory is still 211.8MB. Free memory was 151.1MB in the beginning and 150.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:40:00,501 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 138.4MB. Free memory is still 85.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 754.63ms. Allocated memory is still 211.8MB. Free memory was 168.5MB in the beginning and 144.6MB in the end (delta: 23.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.55ms. Allocated memory is still 211.8MB. Free memory was 144.6MB in the beginning and 142.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 82.94ms. Allocated memory is still 211.8MB. Free memory was 142.0MB in the beginning and 139.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1302.56ms. Allocated memory is still 211.8MB. Free memory was 139.9MB in the beginning and 151.1MB in the end (delta: -11.2MB). Peak memory consumption was 51.8MB. Max. memory is 16.1GB. * CodeCheck took 14.70ms. Allocated memory is still 211.8MB. Free memory was 151.1MB in the beginning and 150.0MB 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. [2023-11-19 03:40:00,540 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98fcb868-068a-488e-839d-734b6591513d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98fcb868-068a-488e-839d-734b6591513d/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98fcb868-068a-488e-839d-734b6591513d/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98fcb868-068a-488e-839d-734b6591513d/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98fcb868-068a-488e-839d-734b6591513d/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/thin002_power.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98fcb868-068a-488e-839d-734b6591513d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98fcb868-068a-488e-839d-734b6591513d/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8cac3035eaeb2816ec7d27d980ff4447cc10ff3a409a1a8662d4bf55d93fe6d5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:40:03,341 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:40:03,503 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98fcb868-068a-488e-839d-734b6591513d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 03:40:03,564 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:40:03,566 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:40:03,567 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:40:03,568 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:40:03,568 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:40:03,570 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:40:03,576 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:40:03,576 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:40:03,577 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:40:03,577 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:40:03,580 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:40:03,580 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:40:03,581 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:40:03,581 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:40:03,582 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:40:03,582 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:40:03,584 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:40:03,584 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:40:03,585 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:40:03,586 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:40:03,586 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:40:03,587 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:40:03,587 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:40:03,588 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:40:03,588 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:40:03,589 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:40:03,590 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:40:03,591 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:40:03,591 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:40:03,592 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:40:03,592 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:40:03,593 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:40:03,593 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:40:03,593 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:40:03,594 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_98fcb868-068a-488e-839d-734b6591513d/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98fcb868-068a-488e-839d-734b6591513d/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8cac3035eaeb2816ec7d27d980ff4447cc10ff3a409a1a8662d4bf55d93fe6d5 [2023-11-19 03:40:04,011 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:40:04,033 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:40:04,036 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:40:04,038 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:40:04,038 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:40:04,040 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98fcb868-068a-488e-839d-734b6591513d/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-wmm/thin002_power.oepc.i [2023-11-19 03:40:07,216 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:40:07,609 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:40:07,609 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98fcb868-068a-488e-839d-734b6591513d/sv-benchmarks/c/pthread-wmm/thin002_power.oepc.i [2023-11-19 03:40:07,641 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98fcb868-068a-488e-839d-734b6591513d/bin/ukojak-verify-G8NBE6pJGL/data/6163cb187/ed92a85e74f543c4af7e9a83504f1293/FLAG2eaedbc9b [2023-11-19 03:40:07,659 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98fcb868-068a-488e-839d-734b6591513d/bin/ukojak-verify-G8NBE6pJGL/data/6163cb187/ed92a85e74f543c4af7e9a83504f1293 [2023-11-19 03:40:07,662 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:40:07,664 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:40:07,665 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:40:07,665 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:40:07,672 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:40:07,673 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:40:07" (1/1) ... [2023-11-19 03:40:07,674 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54f43562 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:07, skipping insertion in model container [2023-11-19 03:40:07,675 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:40:07" (1/1) ... [2023-11-19 03:40:07,758 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:40:08,022 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98fcb868-068a-488e-839d-734b6591513d/sv-benchmarks/c/pthread-wmm/thin002_power.oepc.i[995,1008] [2023-11-19 03:40:08,379 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:40:08,402 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:40:08,420 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98fcb868-068a-488e-839d-734b6591513d/sv-benchmarks/c/pthread-wmm/thin002_power.oepc.i[995,1008] [2023-11-19 03:40:08,511 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:40:08,666 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:40:08,667 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:40:08,675 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:40:08,676 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:08 WrapperNode [2023-11-19 03:40:08,676 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:40:08,677 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:40:08,678 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:40:08,678 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:40:08,693 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:08" (1/1) ... [2023-11-19 03:40:08,735 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:08" (1/1) ... [2023-11-19 03:40:08,794 INFO L138 Inliner]: procedures = 181, calls = 82, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 155 [2023-11-19 03:40:08,795 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:40:08,796 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:40:08,796 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:40:08,796 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:40:08,806 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:08" (1/1) ... [2023-11-19 03:40:08,807 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:08" (1/1) ... [2023-11-19 03:40:08,815 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:08" (1/1) ... [2023-11-19 03:40:08,828 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:08" (1/1) ... [2023-11-19 03:40:08,851 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:08" (1/1) ... [2023-11-19 03:40:08,854 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:08" (1/1) ... [2023-11-19 03:40:08,874 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:08" (1/1) ... [2023-11-19 03:40:08,877 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:08" (1/1) ... [2023-11-19 03:40:08,883 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:40:08,884 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:40:08,896 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:40:08,896 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:40:08,897 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:08" (1/1) ... [2023-11-19 03:40:08,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:40:08,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98fcb868-068a-488e-839d-734b6591513d/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:40:08,937 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98fcb868-068a-488e-839d-734b6591513d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:40:08,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98fcb868-068a-488e-839d-734b6591513d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:40:08,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:40:08,994 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:40:08,995 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:40:08,995 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:40:08,995 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:40:08,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:40:08,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:40:08,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 03:40:08,996 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-19 03:40:08,996 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-19 03:40:08,996 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-19 03:40:08,997 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-19 03:40:08,998 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-19 03:40:08,999 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-19 03:40:08,999 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-19 03:40:08,999 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-19 03:40:08,999 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:40:08,999 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:40:09,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:40:09,001 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:40:09,233 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:40:09,235 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:40:09,811 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:40:10,116 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:40:10,117 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:40:10,121 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:40:10 BoogieIcfgContainer [2023-11-19 03:40:10,121 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:40:10,123 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:40:10,123 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:40:10,133 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:40:10,135 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:40:10" (1/1) ... [2023-11-19 03:40:10,136 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:40:10,142 INFO L158 Benchmark]: Toolchain (without parser) took 2477.44ms. Allocated memory is still 92.3MB. Free memory was 66.3MB in the beginning and 46.9MB in the end (delta: 19.4MB). Peak memory consumption was 20.8MB. Max. memory is 16.1GB. [2023-11-19 03:40:10,142 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 60.8MB. Free memory is still 36.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:40:10,144 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1011.11ms. Allocated memory is still 92.3MB. Free memory was 66.1MB in the beginning and 64.2MB in the end (delta: 1.9MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. [2023-11-19 03:40:10,144 INFO L158 Benchmark]: Boogie Procedure Inliner took 117.68ms. Allocated memory is still 92.3MB. Free memory was 64.2MB in the beginning and 61.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:40:10,145 INFO L158 Benchmark]: Boogie Preprocessor took 87.45ms. Allocated memory is still 92.3MB. Free memory was 61.6MB in the beginning and 59.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:40:10,146 INFO L158 Benchmark]: RCFGBuilder took 1237.55ms. Allocated memory is still 92.3MB. Free memory was 59.1MB in the beginning and 48.4MB in the end (delta: 10.7MB). Peak memory consumption was 33.8MB. Max. memory is 16.1GB. [2023-11-19 03:40:10,147 INFO L158 Benchmark]: CodeCheck took 17.36ms. Allocated memory is still 92.3MB. Free memory was 48.2MB in the beginning and 46.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:40:10,150 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 0.28ms. Allocated memory is still 60.8MB. Free memory is still 36.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1011.11ms. Allocated memory is still 92.3MB. Free memory was 66.1MB in the beginning and 64.2MB in the end (delta: 1.9MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 117.68ms. Allocated memory is still 92.3MB. Free memory was 64.2MB in the beginning and 61.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 87.45ms. Allocated memory is still 92.3MB. Free memory was 61.6MB in the beginning and 59.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1237.55ms. Allocated memory is still 92.3MB. Free memory was 59.1MB in the beginning and 48.4MB in the end (delta: 10.7MB). Peak memory consumption was 33.8MB. Max. memory is 16.1GB. * CodeCheck took 17.36ms. Allocated memory is still 92.3MB. Free memory was 48.2MB in the beginning and 46.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:40:10,185 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98fcb868-068a-488e-839d-734b6591513d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported