./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe012_power.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d5eb80-c5d8-414a-8459-eb759981075d/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d5eb80-c5d8-414a-8459-eb759981075d/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d5eb80-c5d8-414a-8459-eb759981075d/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d5eb80-c5d8-414a-8459-eb759981075d/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe012_power.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d5eb80-c5d8-414a-8459-eb759981075d/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d5eb80-c5d8-414a-8459-eb759981075d/bin/ukojak-verify-0OAaufAVZV --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 c0d36e1a5ffb179c1d1cdd78990789e54ced4be7c39ab7d274d26f9b2f26b935 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:02:18,943 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:02:19,070 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d5eb80-c5d8-414a-8459-eb759981075d/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-12 00:02:19,081 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:02:19,082 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:02:19,139 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:02:19,141 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:02:19,142 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:02:19,143 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:02:19,149 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:02:19,150 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:02:19,151 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:02:19,151 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:02:19,153 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:02:19,154 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:02:19,154 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:02:19,155 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:02:19,155 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:02:19,156 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:02:19,156 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:02:19,157 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:02:19,157 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:02:19,158 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:02:19,158 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:02:19,159 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:02:19,159 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:02:19,160 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:02:19,160 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:02:19,161 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:02:19,161 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:02:19,163 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:02:19,163 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:02:19,163 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:02:19,164 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:02:19,164 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_57d5eb80-c5d8-414a-8459-eb759981075d/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d5eb80-c5d8-414a-8459-eb759981075d/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c0d36e1a5ffb179c1d1cdd78990789e54ced4be7c39ab7d274d26f9b2f26b935 [2023-11-12 00:02:19,536 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:02:19,567 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:02:19,570 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:02:19,571 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:02:19,572 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:02:19,573 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d5eb80-c5d8-414a-8459-eb759981075d/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-wmm/safe012_power.oepc.i [2023-11-12 00:02:22,628 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:02:22,951 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:02:22,952 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d5eb80-c5d8-414a-8459-eb759981075d/sv-benchmarks/c/pthread-wmm/safe012_power.oepc.i [2023-11-12 00:02:22,974 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d5eb80-c5d8-414a-8459-eb759981075d/bin/ukojak-verify-0OAaufAVZV/data/7b137ab07/f469837053da4b248bb200679427b72b/FLAG07d47efc4 [2023-11-12 00:02:22,991 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d5eb80-c5d8-414a-8459-eb759981075d/bin/ukojak-verify-0OAaufAVZV/data/7b137ab07/f469837053da4b248bb200679427b72b [2023-11-12 00:02:22,994 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:02:22,995 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:02:22,997 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:02:22,997 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:02:23,003 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:02:23,005 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:02:22" (1/1) ... [2023-11-12 00:02:23,006 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14d4284 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:23, skipping insertion in model container [2023-11-12 00:02:23,007 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:02:22" (1/1) ... [2023-11-12 00:02:23,065 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:02:23,626 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:02:23,643 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:02:23,731 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:02:23,786 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:02:23,786 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:02:23,794 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:02:23,795 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:23 WrapperNode [2023-11-12 00:02:23,795 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:02:23,797 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:02:23,797 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:02:23,797 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:02:23,806 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:23" (1/1) ... [2023-11-12 00:02:23,846 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:23" (1/1) ... [2023-11-12 00:02:23,897 INFO L138 Inliner]: procedures = 176, calls = 70, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 140 [2023-11-12 00:02:23,898 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:02:23,898 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:02:23,899 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:02:23,899 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:02:23,909 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:23" (1/1) ... [2023-11-12 00:02:23,910 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:23" (1/1) ... [2023-11-12 00:02:23,926 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:23" (1/1) ... [2023-11-12 00:02:23,930 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:23" (1/1) ... [2023-11-12 00:02:23,941 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:23" (1/1) ... [2023-11-12 00:02:23,960 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:23" (1/1) ... [2023-11-12 00:02:23,963 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:23" (1/1) ... [2023-11-12 00:02:23,965 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:23" (1/1) ... [2023-11-12 00:02:23,975 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:02:23,977 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:02:23,982 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:02:23,982 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:02:23,983 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:23" (1/1) ... [2023-11-12 00:02:23,989 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:02:24,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d5eb80-c5d8-414a-8459-eb759981075d/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:02:24,017 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d5eb80-c5d8-414a-8459-eb759981075d/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:02:24,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d5eb80-c5d8-414a-8459-eb759981075d/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:02:24,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:02:24,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:02:24,100 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-12 00:02:24,101 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:02:24,101 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:02:24,102 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:02:24,102 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-12 00:02:24,102 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-12 00:02:24,114 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-12 00:02:24,114 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-12 00:02:24,114 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-12 00:02:24,114 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-12 00:02:24,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:02:24,115 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-12 00:02:24,115 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:02:24,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:02:24,117 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-12 00:02:24,342 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:02:24,344 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:02:24,797 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:02:25,168 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:02:25,168 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:02:25,172 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:02:25 BoogieIcfgContainer [2023-11-12 00:02:25,172 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:02:25,173 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:02:25,173 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:02:25,183 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:02:25,184 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:02:25" (1/1) ... [2023-11-12 00:02:25,185 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) [2023-11-12 00:02:25,193 INFO L158 Benchmark]: Toolchain (without parser) took 2196.48ms. Allocated memory is still 159.4MB. Free memory was 128.0MB in the beginning and 63.2MB in the end (delta: 64.8MB). Peak memory consumption was 61.7MB. Max. memory is 16.1GB. [2023-11-12 00:02:25,194 INFO L158 Benchmark]: CDTParser took 0.71ms. Allocated memory is still 125.8MB. Free memory is still 97.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:02:25,195 INFO L158 Benchmark]: CACSL2BoogieTranslator took 798.66ms. Allocated memory is still 159.4MB. Free memory was 127.2MB in the beginning and 103.6MB in the end (delta: 23.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-12 00:02:25,196 INFO L158 Benchmark]: Boogie Procedure Inliner took 101.39ms. Allocated memory is still 159.4MB. Free memory was 103.6MB in the beginning and 101.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:02:25,197 INFO L158 Benchmark]: Boogie Preprocessor took 77.81ms. Allocated memory is still 159.4MB. Free memory was 101.5MB in the beginning and 98.7MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:02:25,198 INFO L158 Benchmark]: RCFGBuilder took 1195.19ms. Allocated memory is still 159.4MB. Free memory was 98.7MB in the beginning and 64.1MB in the end (delta: 34.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-12 00:02:25,199 INFO L158 Benchmark]: CodeCheck took 18.07ms. Allocated memory is still 159.4MB. Free memory was 64.1MB in the beginning and 63.2MB in the end (delta: 936.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:02:25,207 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 0.71ms. Allocated memory is still 125.8MB. Free memory is still 97.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 798.66ms. Allocated memory is still 159.4MB. Free memory was 127.2MB in the beginning and 103.6MB in the end (delta: 23.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 101.39ms. Allocated memory is still 159.4MB. Free memory was 103.6MB in the beginning and 101.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 77.81ms. Allocated memory is still 159.4MB. Free memory was 101.5MB in the beginning and 98.7MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1195.19ms. Allocated memory is still 159.4MB. Free memory was 98.7MB in the beginning and 64.1MB in the end (delta: 34.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * CodeCheck took 18.07ms. Allocated memory is still 159.4MB. Free memory was 64.1MB in the beginning and 63.2MB in the end (delta: 936.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:02:25,253 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d5eb80-c5d8-414a-8459-eb759981075d/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d5eb80-c5d8-414a-8459-eb759981075d/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d5eb80-c5d8-414a-8459-eb759981075d/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d5eb80-c5d8-414a-8459-eb759981075d/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d5eb80-c5d8-414a-8459-eb759981075d/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe012_power.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d5eb80-c5d8-414a-8459-eb759981075d/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d5eb80-c5d8-414a-8459-eb759981075d/bin/ukojak-verify-0OAaufAVZV --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 c0d36e1a5ffb179c1d1cdd78990789e54ced4be7c39ab7d274d26f9b2f26b935 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:02:28,003 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:02:28,138 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d5eb80-c5d8-414a-8459-eb759981075d/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-12 00:02:28,195 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:02:28,196 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:02:28,197 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:02:28,198 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:02:28,199 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:02:28,200 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:02:28,205 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:02:28,206 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:02:28,206 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:02:28,206 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:02:28,208 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:02:28,208 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:02:28,209 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:02:28,209 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:02:28,210 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:02:28,210 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:02:28,210 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:02:28,211 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:02:28,211 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:02:28,212 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:02:28,212 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:02:28,212 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:02:28,213 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:02:28,213 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-12 00:02:28,214 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:02:28,214 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-12 00:02:28,214 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:02:28,216 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:02:28,216 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:02:28,216 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:02:28,217 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:02:28,217 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:02:28,217 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:02:28,217 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:02:28,218 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-12 00:02:28,218 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:02:28,219 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_57d5eb80-c5d8-414a-8459-eb759981075d/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d5eb80-c5d8-414a-8459-eb759981075d/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c0d36e1a5ffb179c1d1cdd78990789e54ced4be7c39ab7d274d26f9b2f26b935 [2023-11-12 00:02:28,679 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:02:28,714 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:02:28,717 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:02:28,719 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:02:28,719 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:02:28,721 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d5eb80-c5d8-414a-8459-eb759981075d/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-wmm/safe012_power.oepc.i [2023-11-12 00:02:31,996 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:02:32,330 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:02:32,331 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d5eb80-c5d8-414a-8459-eb759981075d/sv-benchmarks/c/pthread-wmm/safe012_power.oepc.i [2023-11-12 00:02:32,351 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d5eb80-c5d8-414a-8459-eb759981075d/bin/ukojak-verify-0OAaufAVZV/data/ec44f286d/597ffe29e3ad42faa813ca5ecc7545ed/FLAGbe057dca7 [2023-11-12 00:02:32,366 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d5eb80-c5d8-414a-8459-eb759981075d/bin/ukojak-verify-0OAaufAVZV/data/ec44f286d/597ffe29e3ad42faa813ca5ecc7545ed [2023-11-12 00:02:32,369 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:02:32,371 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:02:32,373 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:02:32,373 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:02:32,381 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:02:32,382 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:02:32" (1/1) ... [2023-11-12 00:02:32,383 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cc6674 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:32, skipping insertion in model container [2023-11-12 00:02:32,383 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:02:32" (1/1) ... [2023-11-12 00:02:32,442 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:02:32,913 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:02:32,935 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:02:33,047 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:02:33,115 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:02:33,115 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:02:33,123 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:02:33,124 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:33 WrapperNode [2023-11-12 00:02:33,124 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:02:33,125 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:02:33,126 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:02:33,126 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:02:33,134 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:33" (1/1) ... [2023-11-12 00:02:33,174 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:33" (1/1) ... [2023-11-12 00:02:33,222 INFO L138 Inliner]: procedures = 180, calls = 70, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 141 [2023-11-12 00:02:33,223 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:02:33,224 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:02:33,224 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:02:33,224 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:02:33,234 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:33" (1/1) ... [2023-11-12 00:02:33,235 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:33" (1/1) ... [2023-11-12 00:02:33,252 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:33" (1/1) ... [2023-11-12 00:02:33,261 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:33" (1/1) ... [2023-11-12 00:02:33,275 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:33" (1/1) ... [2023-11-12 00:02:33,290 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:33" (1/1) ... [2023-11-12 00:02:33,299 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:33" (1/1) ... [2023-11-12 00:02:33,313 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:33" (1/1) ... [2023-11-12 00:02:33,318 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:02:33,319 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:02:33,320 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:02:33,320 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:02:33,321 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:33" (1/1) ... [2023-11-12 00:02:33,327 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:02:33,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d5eb80-c5d8-414a-8459-eb759981075d/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:02:33,358 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d5eb80-c5d8-414a-8459-eb759981075d/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:02:33,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d5eb80-c5d8-414a-8459-eb759981075d/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:02:33,406 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-12 00:02:33,406 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-12 00:02:33,407 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:02:33,407 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:02:33,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:02:33,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-12 00:02:33,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:02:33,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-12 00:02:33,408 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-12 00:02:33,408 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-12 00:02:33,408 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-12 00:02:33,408 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-12 00:02:33,409 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-12 00:02:33,409 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-12 00:02:33,409 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-12 00:02:33,409 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:02:33,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:02:33,411 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-12 00:02:33,642 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:02:33,645 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:02:34,190 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:02:34,474 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:02:34,474 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:02:34,477 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:02:34 BoogieIcfgContainer [2023-11-12 00:02:34,477 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:02:34,478 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:02:34,478 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:02:34,488 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:02:34,489 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:02:34" (1/1) ... [2023-11-12 00:02:34,490 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) [2023-11-12 00:02:34,494 INFO L158 Benchmark]: Toolchain (without parser) took 2122.29ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 41.7MB in the beginning and 44.5MB in the end (delta: -2.8MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2023-11-12 00:02:34,495 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 67.1MB. Free memory is still 42.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:02:34,495 INFO L158 Benchmark]: CACSL2BoogieTranslator took 751.94ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 41.5MB in the beginning and 53.7MB in the end (delta: -12.2MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2023-11-12 00:02:34,496 INFO L158 Benchmark]: Boogie Procedure Inliner took 97.97ms. Allocated memory is still 88.1MB. Free memory was 53.7MB in the beginning and 51.1MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:02:34,497 INFO L158 Benchmark]: Boogie Preprocessor took 94.86ms. Allocated memory is still 88.1MB. Free memory was 51.1MB in the beginning and 48.3MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:02:34,498 INFO L158 Benchmark]: RCFGBuilder took 1157.98ms. Allocated memory is still 88.1MB. Free memory was 48.3MB in the beginning and 45.5MB in the end (delta: 2.7MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. [2023-11-12 00:02:34,498 INFO L158 Benchmark]: CodeCheck took 14.25ms. Allocated memory is still 88.1MB. Free memory was 45.5MB in the beginning and 44.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:02:34,502 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 0.30ms. Allocated memory is still 67.1MB. Free memory is still 42.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 751.94ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 41.5MB in the beginning and 53.7MB in the end (delta: -12.2MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 97.97ms. Allocated memory is still 88.1MB. Free memory was 53.7MB in the beginning and 51.1MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 94.86ms. Allocated memory is still 88.1MB. Free memory was 51.1MB in the beginning and 48.3MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1157.98ms. Allocated memory is still 88.1MB. Free memory was 48.3MB in the beginning and 45.5MB in the end (delta: 2.7MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. * CodeCheck took 14.25ms. Allocated memory is still 88.1MB. Free memory was 45.5MB in the beginning and 44.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:02:34,525 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d5eb80-c5d8-414a-8459-eb759981075d/bin/ukojak-verify-0OAaufAVZV/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