./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe019_rmo.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ce907b-cff9-4d27-b0ca-e9d95b4754b0/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ce907b-cff9-4d27-b0ca-e9d95b4754b0/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_f8ce907b-cff9-4d27-b0ca-e9d95b4754b0/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ce907b-cff9-4d27-b0ca-e9d95b4754b0/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe019_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ce907b-cff9-4d27-b0ca-e9d95b4754b0/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ce907b-cff9-4d27-b0ca-e9d95b4754b0/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 63f865703c59d821a54141355edec3427193a51b37abbaa1f96833fe96db9b5e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:56:45,455 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:56:45,528 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ce907b-cff9-4d27-b0ca-e9d95b4754b0/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:56:45,532 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:56:45,533 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:56:45,570 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:56:45,571 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:56:45,571 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:56:45,572 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:56:45,577 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:56:45,578 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:56:45,579 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:56:45,580 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:56:45,584 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:56:45,585 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:56:45,585 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:56:45,587 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:56:45,587 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:56:45,588 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:56:45,588 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:56:45,588 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:56:45,589 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:56:45,589 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:56:45,591 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:56:45,591 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:56:45,592 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:56:45,592 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:56:45,593 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:56:45,593 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:56:45,594 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:56:45,595 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:56:45,595 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:56:45,595 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:56:45,595 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:56:45,596 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:56:45,596 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_f8ce907b-cff9-4d27-b0ca-e9d95b4754b0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ce907b-cff9-4d27-b0ca-e9d95b4754b0/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 63f865703c59d821a54141355edec3427193a51b37abbaa1f96833fe96db9b5e [2023-11-19 03:56:45,906 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:56:45,937 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:56:45,940 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:56:45,941 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:56:45,942 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:56:45,944 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ce907b-cff9-4d27-b0ca-e9d95b4754b0/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-wmm/safe019_rmo.oepc.i [2023-11-19 03:56:49,062 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:56:49,356 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:56:49,357 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ce907b-cff9-4d27-b0ca-e9d95b4754b0/sv-benchmarks/c/pthread-wmm/safe019_rmo.oepc.i [2023-11-19 03:56:49,387 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ce907b-cff9-4d27-b0ca-e9d95b4754b0/bin/ukojak-verify-G8NBE6pJGL/data/c13ef77cc/8e02ab549c384164bbef986be0b29ce8/FLAG7280e6bb8 [2023-11-19 03:56:49,405 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ce907b-cff9-4d27-b0ca-e9d95b4754b0/bin/ukojak-verify-G8NBE6pJGL/data/c13ef77cc/8e02ab549c384164bbef986be0b29ce8 [2023-11-19 03:56:49,407 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:56:49,409 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:56:49,410 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:56:49,410 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:56:49,415 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:56:49,415 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:56:49" (1/1) ... [2023-11-19 03:56:49,416 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1da509f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:49, skipping insertion in model container [2023-11-19 03:56:49,416 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:56:49" (1/1) ... [2023-11-19 03:56:49,472 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:56:50,010 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:56:50,024 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:56:50,081 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:56:50,117 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:56:50,118 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:56:50,126 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:56:50,126 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:50 WrapperNode [2023-11-19 03:56:50,126 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:56:50,128 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:56:50,128 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:56:50,128 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:56:50,136 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:50" (1/1) ... [2023-11-19 03:56:50,154 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:50" (1/1) ... [2023-11-19 03:56:50,185 INFO L138 Inliner]: procedures = 177, calls = 86, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 187 [2023-11-19 03:56:50,186 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:56:50,187 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:56:50,187 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:56:50,187 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:56:50,197 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:50" (1/1) ... [2023-11-19 03:56:50,197 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:50" (1/1) ... [2023-11-19 03:56:50,202 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:50" (1/1) ... [2023-11-19 03:56:50,202 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:50" (1/1) ... [2023-11-19 03:56:50,215 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:50" (1/1) ... [2023-11-19 03:56:50,217 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:50" (1/1) ... [2023-11-19 03:56:50,221 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:50" (1/1) ... [2023-11-19 03:56:50,224 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:50" (1/1) ... [2023-11-19 03:56:50,230 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:56:50,231 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:56:50,231 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:56:50,231 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:56:50,232 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:50" (1/1) ... [2023-11-19 03:56:50,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:56:50,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ce907b-cff9-4d27-b0ca-e9d95b4754b0/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:56:50,279 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ce907b-cff9-4d27-b0ca-e9d95b4754b0/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:56:50,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ce907b-cff9-4d27-b0ca-e9d95b4754b0/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:56:50,328 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:56:50,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:56:50,328 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:56:50,329 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:56:50,329 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:56:50,330 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:56:50,330 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-19 03:56:50,330 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-19 03:56:50,331 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-19 03:56:50,331 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-19 03:56:50,331 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-19 03:56:50,331 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-19 03:56:50,331 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-19 03:56:50,332 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-19 03:56:50,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:56:50,332 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:56:50,332 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:56:50,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:56:50,336 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 03:56:50,519 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:56:50,522 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:56:51,050 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:56:51,444 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:56:51,444 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:56:51,451 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:56:51 BoogieIcfgContainer [2023-11-19 03:56:51,451 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:56:51,452 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:56:51,453 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:56:51,465 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:56:51,466 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:56:51" (1/1) ... [2023-11-19 03:56:51,467 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 03:56:51,475 INFO L158 Benchmark]: Toolchain (without parser) took 2065.73ms. Allocated memory is still 186.6MB. Free memory was 141.8MB in the beginning and 87.4MB in the end (delta: 54.4MB). Peak memory consumption was 57.0MB. Max. memory is 16.1GB. [2023-11-19 03:56:51,476 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 121.6MB. Free memory is still 67.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:56:51,478 INFO L158 Benchmark]: CACSL2BoogieTranslator took 716.95ms. Allocated memory is still 186.6MB. Free memory was 141.4MB in the beginning and 116.7MB in the end (delta: 24.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-19 03:56:51,479 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.57ms. Allocated memory is still 186.6MB. Free memory was 116.7MB in the beginning and 113.7MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:56:51,480 INFO L158 Benchmark]: Boogie Preprocessor took 43.29ms. Allocated memory is still 186.6MB. Free memory was 113.7MB in the beginning and 111.2MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:56:51,481 INFO L158 Benchmark]: RCFGBuilder took 1220.12ms. Allocated memory is still 186.6MB. Free memory was 111.2MB in the beginning and 88.8MB in the end (delta: 22.4MB). Peak memory consumption was 23.4MB. Max. memory is 16.1GB. [2023-11-19 03:56:51,482 INFO L158 Benchmark]: CodeCheck took 21.15ms. Allocated memory is still 186.6MB. Free memory was 88.8MB in the beginning and 87.4MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:56:51,493 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 0.27ms. Allocated memory is still 121.6MB. Free memory is still 67.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 716.95ms. Allocated memory is still 186.6MB. Free memory was 141.4MB in the beginning and 116.7MB in the end (delta: 24.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.57ms. Allocated memory is still 186.6MB. Free memory was 116.7MB in the beginning and 113.7MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.29ms. Allocated memory is still 186.6MB. Free memory was 113.7MB in the beginning and 111.2MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1220.12ms. Allocated memory is still 186.6MB. Free memory was 111.2MB in the beginning and 88.8MB in the end (delta: 22.4MB). Peak memory consumption was 23.4MB. Max. memory is 16.1GB. * CodeCheck took 21.15ms. Allocated memory is still 186.6MB. Free memory was 88.8MB in the beginning and 87.4MB 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 03:56:51,537 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ce907b-cff9-4d27-b0ca-e9d95b4754b0/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ce907b-cff9-4d27-b0ca-e9d95b4754b0/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ce907b-cff9-4d27-b0ca-e9d95b4754b0/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_f8ce907b-cff9-4d27-b0ca-e9d95b4754b0/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ce907b-cff9-4d27-b0ca-e9d95b4754b0/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe019_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ce907b-cff9-4d27-b0ca-e9d95b4754b0/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ce907b-cff9-4d27-b0ca-e9d95b4754b0/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 63f865703c59d821a54141355edec3427193a51b37abbaa1f96833fe96db9b5e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:56:54,211 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:56:54,321 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ce907b-cff9-4d27-b0ca-e9d95b4754b0/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 03:56:54,354 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:56:54,355 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:56:54,355 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:56:54,356 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:56:54,357 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:56:54,358 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:56:54,358 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:56:54,359 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:56:54,359 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:56:54,360 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:56:54,361 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:56:54,361 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:56:54,362 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:56:54,362 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:56:54,363 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:56:54,364 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:56:54,364 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:56:54,365 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:56:54,365 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:56:54,366 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:56:54,367 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:56:54,367 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:56:54,368 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:56:54,368 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:56:54,369 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:56:54,369 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:56:54,370 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:56:54,370 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:56:54,371 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:56:54,371 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:56:54,371 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:56:54,372 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:56:54,372 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:56:54,372 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:56:54,373 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:56:54,373 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:56:54,373 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_f8ce907b-cff9-4d27-b0ca-e9d95b4754b0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ce907b-cff9-4d27-b0ca-e9d95b4754b0/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 63f865703c59d821a54141355edec3427193a51b37abbaa1f96833fe96db9b5e [2023-11-19 03:56:54,770 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:56:54,791 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:56:54,793 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:56:54,794 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:56:54,795 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:56:54,796 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ce907b-cff9-4d27-b0ca-e9d95b4754b0/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-wmm/safe019_rmo.oepc.i [2023-11-19 03:56:57,971 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:56:58,258 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:56:58,258 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ce907b-cff9-4d27-b0ca-e9d95b4754b0/sv-benchmarks/c/pthread-wmm/safe019_rmo.oepc.i [2023-11-19 03:56:58,279 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ce907b-cff9-4d27-b0ca-e9d95b4754b0/bin/ukojak-verify-G8NBE6pJGL/data/aba3e3dce/79818e09e8f9400bb3c720eeb43a4c2d/FLAG06cb5f36f [2023-11-19 03:56:58,306 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ce907b-cff9-4d27-b0ca-e9d95b4754b0/bin/ukojak-verify-G8NBE6pJGL/data/aba3e3dce/79818e09e8f9400bb3c720eeb43a4c2d [2023-11-19 03:56:58,308 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:56:58,310 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:56:58,311 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:56:58,311 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:56:58,340 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:56:58,341 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:56:58" (1/1) ... [2023-11-19 03:56:58,342 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77a046ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:58, skipping insertion in model container [2023-11-19 03:56:58,342 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:56:58" (1/1) ... [2023-11-19 03:56:58,396 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:56:58,906 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:56:58,921 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:56:59,027 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:56:59,081 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:56:59,082 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:56:59,089 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:56:59,090 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:59 WrapperNode [2023-11-19 03:56:59,090 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:56:59,091 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:56:59,092 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:56:59,092 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:56:59,098 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:59" (1/1) ... [2023-11-19 03:56:59,133 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:59" (1/1) ... [2023-11-19 03:56:59,177 INFO L138 Inliner]: procedures = 181, calls = 86, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 188 [2023-11-19 03:56:59,177 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:56:59,178 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:56:59,178 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:56:59,178 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:56:59,189 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:59" (1/1) ... [2023-11-19 03:56:59,189 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:59" (1/1) ... [2023-11-19 03:56:59,196 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:59" (1/1) ... [2023-11-19 03:56:59,196 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:59" (1/1) ... [2023-11-19 03:56:59,226 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:59" (1/1) ... [2023-11-19 03:56:59,249 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:59" (1/1) ... [2023-11-19 03:56:59,254 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:59" (1/1) ... [2023-11-19 03:56:59,256 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:59" (1/1) ... [2023-11-19 03:56:59,276 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:56:59,277 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:56:59,277 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:56:59,277 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:56:59,278 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:59" (1/1) ... [2023-11-19 03:56:59,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:56:59,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ce907b-cff9-4d27-b0ca-e9d95b4754b0/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:56:59,323 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ce907b-cff9-4d27-b0ca-e9d95b4754b0/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:56:59,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ce907b-cff9-4d27-b0ca-e9d95b4754b0/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:56:59,372 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:56:59,372 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:56:59,373 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:56:59,373 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:56:59,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:56:59,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:56:59,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:56:59,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 03:56:59,373 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-19 03:56:59,374 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-19 03:56:59,374 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-19 03:56:59,374 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-19 03:56:59,374 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-19 03:56:59,374 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-19 03:56:59,374 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-19 03:56:59,374 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-19 03:56:59,375 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:56:59,375 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:56:59,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:56:59,376 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 03:56:59,597 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:56:59,599 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:57:00,255 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:57:00,616 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:57:00,616 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:57:00,622 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:57:00 BoogieIcfgContainer [2023-11-19 03:57:00,622 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:57:00,623 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:57:00,624 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:57:00,633 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:57:00,634 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:57:00" (1/1) ... [2023-11-19 03:57:00,635 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 03:57:00,640 INFO L158 Benchmark]: Toolchain (without parser) took 2329.17ms. Allocated memory was 65.0MB in the beginning and 100.7MB in the end (delta: 35.7MB). Free memory was 27.8MB in the beginning and 43.6MB in the end (delta: -15.8MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. [2023-11-19 03:57:00,640 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 65.0MB. Free memory is still 40.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:57:00,641 INFO L158 Benchmark]: CACSL2BoogieTranslator took 779.48ms. Allocated memory was 65.0MB in the beginning and 100.7MB in the end (delta: 35.7MB). Free memory was 27.7MB in the beginning and 55.3MB in the end (delta: -27.6MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2023-11-19 03:57:00,642 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.10ms. Allocated memory is still 100.7MB. Free memory was 55.3MB in the beginning and 77.0MB in the end (delta: -21.7MB). Peak memory consumption was 4.6MB. Max. memory is 16.1GB. [2023-11-19 03:57:00,643 INFO L158 Benchmark]: Boogie Preprocessor took 97.82ms. Allocated memory is still 100.7MB. Free memory was 77.0MB in the beginning and 74.2MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:57:00,644 INFO L158 Benchmark]: RCFGBuilder took 1345.65ms. Allocated memory is still 100.7MB. Free memory was 74.2MB in the beginning and 44.2MB in the end (delta: 30.0MB). Peak memory consumption was 36.8MB. Max. memory is 16.1GB. [2023-11-19 03:57:00,644 INFO L158 Benchmark]: CodeCheck took 14.68ms. Allocated memory is still 100.7MB. Free memory was 44.2MB in the beginning and 43.6MB in the end (delta: 577.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:57:00,648 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 0.21ms. Allocated memory is still 65.0MB. Free memory is still 40.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 779.48ms. Allocated memory was 65.0MB in the beginning and 100.7MB in the end (delta: 35.7MB). Free memory was 27.7MB in the beginning and 55.3MB in the end (delta: -27.6MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.10ms. Allocated memory is still 100.7MB. Free memory was 55.3MB in the beginning and 77.0MB in the end (delta: -21.7MB). Peak memory consumption was 4.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 97.82ms. Allocated memory is still 100.7MB. Free memory was 77.0MB in the beginning and 74.2MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1345.65ms. Allocated memory is still 100.7MB. Free memory was 74.2MB in the beginning and 44.2MB in the end (delta: 30.0MB). Peak memory consumption was 36.8MB. Max. memory is 16.1GB. * CodeCheck took 14.68ms. Allocated memory is still 100.7MB. Free memory was 44.2MB in the beginning and 43.6MB in the end (delta: 577.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:57:00,692 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8ce907b-cff9-4d27-b0ca-e9d95b4754b0/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported