./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe000_power.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_b8c518e8-2230-43cf-b0b3-2f392776f14b/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c518e8-2230-43cf-b0b3-2f392776f14b/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_b8c518e8-2230-43cf-b0b3-2f392776f14b/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c518e8-2230-43cf-b0b3-2f392776f14b/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe000_power.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c518e8-2230-43cf-b0b3-2f392776f14b/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_b8c518e8-2230-43cf-b0b3-2f392776f14b/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 e872da92455c9ab0fe125378ae9802f1d4dfc806cea229583fb74f8b758e929f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:27:21,709 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:27:21,836 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c518e8-2230-43cf-b0b3-2f392776f14b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:27:21,846 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:27:21,847 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:27:21,888 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:27:21,889 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:27:21,890 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:27:21,891 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:27:21,897 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:27:21,898 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:27:21,899 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:27:21,899 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:27:21,901 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:27:21,902 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:27:21,902 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:27:21,903 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:27:21,903 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:27:21,904 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:27:21,904 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:27:21,905 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:27:21,905 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:27:21,906 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:27:21,906 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:27:21,907 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:27:21,907 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:27:21,908 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:27:21,909 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:27:21,909 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:27:21,910 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:27:21,911 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:27:21,911 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:27:21,912 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:27:21,912 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:27:21,912 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:27:21,912 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_b8c518e8-2230-43cf-b0b3-2f392776f14b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c518e8-2230-43cf-b0b3-2f392776f14b/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e872da92455c9ab0fe125378ae9802f1d4dfc806cea229583fb74f8b758e929f [2023-11-19 03:27:22,237 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:27:22,260 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:27:22,263 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:27:22,264 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:27:22,265 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:27:22,266 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c518e8-2230-43cf-b0b3-2f392776f14b/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-wmm/safe000_power.oepc.i [2023-11-19 03:27:25,376 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:27:25,740 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:27:25,741 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c518e8-2230-43cf-b0b3-2f392776f14b/sv-benchmarks/c/pthread-wmm/safe000_power.oepc.i [2023-11-19 03:27:25,767 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c518e8-2230-43cf-b0b3-2f392776f14b/bin/ukojak-verify-G8NBE6pJGL/data/cb7d356a7/2df2f753c59a433a8929d3f229e0c1f0/FLAGa25f9be17 [2023-11-19 03:27:25,787 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c518e8-2230-43cf-b0b3-2f392776f14b/bin/ukojak-verify-G8NBE6pJGL/data/cb7d356a7/2df2f753c59a433a8929d3f229e0c1f0 [2023-11-19 03:27:25,792 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:27:25,794 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:27:25,797 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:27:25,797 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:27:25,803 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:27:25,804 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:27:25" (1/1) ... [2023-11-19 03:27:25,805 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2712e2e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:25, skipping insertion in model container [2023-11-19 03:27:25,805 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:27:25" (1/1) ... [2023-11-19 03:27:25,885 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:27:26,404 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:27:26,417 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:27:26,502 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:27:26,543 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:27:26,543 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:27:26,550 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:27:26,551 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:26 WrapperNode [2023-11-19 03:27:26,551 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:27:26,552 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:27:26,552 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:27:26,553 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:27:26,561 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:26" (1/1) ... [2023-11-19 03:27:26,584 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:26" (1/1) ... [2023-11-19 03:27:26,618 INFO L138 Inliner]: procedures = 176, calls = 85, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 172 [2023-11-19 03:27:26,619 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:27:26,620 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:27:26,620 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:27:26,620 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:27:26,631 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:26" (1/1) ... [2023-11-19 03:27:26,635 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:26" (1/1) ... [2023-11-19 03:27:26,642 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:26" (1/1) ... [2023-11-19 03:27:26,647 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:26" (1/1) ... [2023-11-19 03:27:26,676 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:26" (1/1) ... [2023-11-19 03:27:26,687 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:26" (1/1) ... [2023-11-19 03:27:26,691 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:26" (1/1) ... [2023-11-19 03:27:26,694 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:26" (1/1) ... [2023-11-19 03:27:26,715 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:27:26,718 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:27:26,719 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:27:26,719 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:27:26,724 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:26" (1/1) ... [2023-11-19 03:27:26,731 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:27:26,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c518e8-2230-43cf-b0b3-2f392776f14b/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:27:26,758 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c518e8-2230-43cf-b0b3-2f392776f14b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:27:26,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c518e8-2230-43cf-b0b3-2f392776f14b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:27:26,806 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:27:26,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:27:26,807 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:27:26,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:27:26,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:27:26,809 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:27:26,809 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-19 03:27:26,810 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-19 03:27:26,810 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-19 03:27:26,810 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-19 03:27:26,810 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-19 03:27:26,810 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-19 03:27:26,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:27:26,811 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:27:26,811 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:27:26,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:27:26,813 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 03:27:27,027 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:27:27,031 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:27:27,722 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:27:28,291 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:27:28,291 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:27:28,295 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:27:28 BoogieIcfgContainer [2023-11-19 03:27:28,295 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:27:28,296 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:27:28,297 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:27:28,307 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:27:28,308 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:27:28" (1/1) ... [2023-11-19 03:27:28,309 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 03:27:28,313 INFO L158 Benchmark]: Toolchain (without parser) took 2518.45ms. Allocated memory was 132.1MB in the beginning and 165.7MB in the end (delta: 33.6MB). Free memory was 77.9MB in the beginning and 93.9MB in the end (delta: -16.0MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. [2023-11-19 03:27:28,314 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 132.1MB. Free memory was 97.9MB in the beginning and 97.9MB in the end (delta: 31.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:27:28,315 INFO L158 Benchmark]: CACSL2BoogieTranslator took 754.40ms. Allocated memory was 132.1MB in the beginning and 165.7MB in the end (delta: 33.6MB). Free memory was 77.7MB in the beginning and 121.3MB in the end (delta: -43.6MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2023-11-19 03:27:28,315 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.00ms. Allocated memory is still 165.7MB. Free memory was 121.3MB in the beginning and 118.1MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:27:28,316 INFO L158 Benchmark]: Boogie Preprocessor took 96.53ms. Allocated memory is still 165.7MB. Free memory was 118.1MB in the beginning and 115.0MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:27:28,317 INFO L158 Benchmark]: RCFGBuilder took 1577.80ms. Allocated memory is still 165.7MB. Free memory was 115.0MB in the beginning and 94.9MB in the end (delta: 20.1MB). Peak memory consumption was 77.6MB. Max. memory is 16.1GB. [2023-11-19 03:27:28,318 INFO L158 Benchmark]: CodeCheck took 14.84ms. Allocated memory is still 165.7MB. Free memory was 94.9MB in the beginning and 93.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:27:28,321 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 132.1MB. Free memory was 97.9MB in the beginning and 97.9MB in the end (delta: 31.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 754.40ms. Allocated memory was 132.1MB in the beginning and 165.7MB in the end (delta: 33.6MB). Free memory was 77.7MB in the beginning and 121.3MB in the end (delta: -43.6MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.00ms. Allocated memory is still 165.7MB. Free memory was 121.3MB in the beginning and 118.1MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 96.53ms. Allocated memory is still 165.7MB. Free memory was 118.1MB in the beginning and 115.0MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1577.80ms. Allocated memory is still 165.7MB. Free memory was 115.0MB in the beginning and 94.9MB in the end (delta: 20.1MB). Peak memory consumption was 77.6MB. Max. memory is 16.1GB. * CodeCheck took 14.84ms. Allocated memory is still 165.7MB. Free memory was 94.9MB in the beginning and 93.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:27:28,361 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c518e8-2230-43cf-b0b3-2f392776f14b/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_b8c518e8-2230-43cf-b0b3-2f392776f14b/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c518e8-2230-43cf-b0b3-2f392776f14b/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_b8c518e8-2230-43cf-b0b3-2f392776f14b/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c518e8-2230-43cf-b0b3-2f392776f14b/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe000_power.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c518e8-2230-43cf-b0b3-2f392776f14b/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_b8c518e8-2230-43cf-b0b3-2f392776f14b/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 e872da92455c9ab0fe125378ae9802f1d4dfc806cea229583fb74f8b758e929f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:27:31,056 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:27:31,141 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c518e8-2230-43cf-b0b3-2f392776f14b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 03:27:31,215 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:27:31,216 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:27:31,217 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:27:31,218 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:27:31,219 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:27:31,220 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:27:31,225 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:27:31,226 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:27:31,226 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:27:31,227 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:27:31,229 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:27:31,229 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:27:31,230 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:27:31,230 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:27:31,231 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:27:31,231 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:27:31,232 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:27:31,232 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:27:31,233 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:27:31,234 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:27:31,234 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:27:31,235 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:27:31,235 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:27:31,236 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:27:31,236 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:27:31,237 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:27:31,237 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:27:31,239 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:27:31,239 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:27:31,239 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:27:31,240 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:27:31,240 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:27:31,241 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:27:31,241 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:27:31,242 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:27:31,242 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:27:31,243 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_b8c518e8-2230-43cf-b0b3-2f392776f14b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c518e8-2230-43cf-b0b3-2f392776f14b/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e872da92455c9ab0fe125378ae9802f1d4dfc806cea229583fb74f8b758e929f [2023-11-19 03:27:31,650 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:27:31,684 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:27:31,687 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:27:31,689 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:27:31,689 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:27:31,691 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c518e8-2230-43cf-b0b3-2f392776f14b/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-wmm/safe000_power.oepc.i [2023-11-19 03:27:34,808 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:27:35,165 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:27:35,166 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c518e8-2230-43cf-b0b3-2f392776f14b/sv-benchmarks/c/pthread-wmm/safe000_power.oepc.i [2023-11-19 03:27:35,185 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c518e8-2230-43cf-b0b3-2f392776f14b/bin/ukojak-verify-G8NBE6pJGL/data/eb8a4a31a/64c78ba9a0704254b351003a8432735f/FLAG9a418df69 [2023-11-19 03:27:35,200 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c518e8-2230-43cf-b0b3-2f392776f14b/bin/ukojak-verify-G8NBE6pJGL/data/eb8a4a31a/64c78ba9a0704254b351003a8432735f [2023-11-19 03:27:35,202 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:27:35,204 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:27:35,205 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:27:35,205 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:27:35,210 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:27:35,211 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:27:35" (1/1) ... [2023-11-19 03:27:35,213 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1148bc0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:35, skipping insertion in model container [2023-11-19 03:27:35,213 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:27:35" (1/1) ... [2023-11-19 03:27:35,273 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:27:35,685 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:27:35,703 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:27:35,830 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:27:35,890 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:27:35,891 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:27:35,899 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:27:35,900 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:35 WrapperNode [2023-11-19 03:27:35,900 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:27:35,901 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:27:35,901 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:27:35,902 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:27:35,909 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:35" (1/1) ... [2023-11-19 03:27:35,955 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:35" (1/1) ... [2023-11-19 03:27:36,000 INFO L138 Inliner]: procedures = 180, calls = 85, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 173 [2023-11-19 03:27:36,002 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:27:36,003 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:27:36,004 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:27:36,004 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:27:36,014 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:35" (1/1) ... [2023-11-19 03:27:36,014 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:35" (1/1) ... [2023-11-19 03:27:36,032 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:35" (1/1) ... [2023-11-19 03:27:36,034 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:35" (1/1) ... [2023-11-19 03:27:36,068 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:35" (1/1) ... [2023-11-19 03:27:36,091 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:35" (1/1) ... [2023-11-19 03:27:36,096 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:35" (1/1) ... [2023-11-19 03:27:36,100 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:35" (1/1) ... [2023-11-19 03:27:36,128 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:27:36,129 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:27:36,130 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:27:36,130 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:27:36,132 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:35" (1/1) ... [2023-11-19 03:27:36,138 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:27:36,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c518e8-2230-43cf-b0b3-2f392776f14b/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:27:36,166 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c518e8-2230-43cf-b0b3-2f392776f14b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:27:36,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c518e8-2230-43cf-b0b3-2f392776f14b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:27:36,224 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:27:36,224 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:27:36,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:27:36,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:27:36,225 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:27:36,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:27:36,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:27:36,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 03:27:36,226 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-19 03:27:36,226 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-19 03:27:36,226 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-19 03:27:36,226 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-19 03:27:36,227 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-19 03:27:36,227 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-19 03:27:36,229 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:27:36,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:27:36,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:27:36,232 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 03:27:36,438 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:27:36,441 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:27:37,054 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:27:37,520 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:27:37,520 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:27:37,524 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:27:37 BoogieIcfgContainer [2023-11-19 03:27:37,524 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:27:37,525 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:27:37,525 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:27:37,536 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:27:37,537 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:27:37" (1/1) ... [2023-11-19 03:27:37,537 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 03:27:37,542 INFO L158 Benchmark]: Toolchain (without parser) took 2337.23ms. Allocated memory was 81.8MB in the beginning and 123.7MB in the end (delta: 41.9MB). Free memory was 56.3MB in the beginning and 87.1MB in the end (delta: -30.8MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2023-11-19 03:27:37,543 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 81.8MB. Free memory is still 58.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:27:37,543 INFO L158 Benchmark]: CACSL2BoogieTranslator took 695.08ms. Allocated memory was 81.8MB in the beginning and 102.8MB in the end (delta: 21.0MB). Free memory was 56.3MB in the beginning and 72.0MB in the end (delta: -15.8MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. [2023-11-19 03:27:37,544 INFO L158 Benchmark]: Boogie Procedure Inliner took 101.52ms. Allocated memory is still 102.8MB. Free memory was 72.0MB in the beginning and 69.0MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:27:37,545 INFO L158 Benchmark]: Boogie Preprocessor took 124.59ms. Allocated memory is still 102.8MB. Free memory was 69.0MB in the beginning and 66.1MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:27:37,546 INFO L158 Benchmark]: RCFGBuilder took 1395.66ms. Allocated memory was 102.8MB in the beginning and 123.7MB in the end (delta: 21.0MB). Free memory was 66.1MB in the beginning and 88.3MB in the end (delta: -22.2MB). Peak memory consumption was 32.8MB. Max. memory is 16.1GB. [2023-11-19 03:27:37,546 INFO L158 Benchmark]: CodeCheck took 14.84ms. Allocated memory is still 123.7MB. Free memory was 88.3MB in the beginning and 87.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:27:37,550 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 81.8MB. Free memory is still 58.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 695.08ms. Allocated memory was 81.8MB in the beginning and 102.8MB in the end (delta: 21.0MB). Free memory was 56.3MB in the beginning and 72.0MB in the end (delta: -15.8MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 101.52ms. Allocated memory is still 102.8MB. Free memory was 72.0MB in the beginning and 69.0MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 124.59ms. Allocated memory is still 102.8MB. Free memory was 69.0MB in the beginning and 66.1MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1395.66ms. Allocated memory was 102.8MB in the beginning and 123.7MB in the end (delta: 21.0MB). Free memory was 66.1MB in the beginning and 88.3MB in the end (delta: -22.2MB). Peak memory consumption was 32.8MB. Max. memory is 16.1GB. * CodeCheck took 14.84ms. Allocated memory is still 123.7MB. Free memory was 88.3MB in the beginning and 87.1MB in the end (delta: 1.2MB). 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 03:27:37,593 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8c518e8-2230-43cf-b0b3-2f392776f14b/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