./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix032.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b72e5384-3aca-44d7-9eeb-94fbfb0a5f72/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b72e5384-3aca-44d7-9eeb-94fbfb0a5f72/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b72e5384-3aca-44d7-9eeb-94fbfb0a5f72/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b72e5384-3aca-44d7-9eeb-94fbfb0a5f72/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix032.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b72e5384-3aca-44d7-9eeb-94fbfb0a5f72/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b72e5384-3aca-44d7-9eeb-94fbfb0a5f72/bin/ukojak-verify-EEHR8qb7sm --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 f271a38be9caac1825a663eb11850ec78cc50bf41fe675769961ef9ec85f6a9e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:32:51,291 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:32:51,374 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b72e5384-3aca-44d7-9eeb-94fbfb0a5f72/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-13 20:32:51,385 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:32:51,385 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:32:51,423 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:32:51,424 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:32:51,424 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:32:51,424 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:32:51,425 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:32:51,425 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:32:51,425 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:32:51,425 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:32:51,425 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:32:51,425 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:32:51,425 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:32:51,425 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:32:51,425 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:32:51,425 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:32:51,426 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:32:51,426 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:32:51,426 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:32:51,426 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:32:51,426 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:32:51,426 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:32:51,426 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:32:51,426 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:32:51,426 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:32:51,426 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:32:51,427 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:32:51,427 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:32:51,427 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:32:51,427 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:32:51,427 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:32:51,427 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:32:51,427 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_b72e5384-3aca-44d7-9eeb-94fbfb0a5f72/bin/ukojak-verify-EEHR8qb7sm 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 -> f271a38be9caac1825a663eb11850ec78cc50bf41fe675769961ef9ec85f6a9e [2024-11-13 20:32:51,748 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:32:51,759 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:32:51,761 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:32:51,763 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:32:51,763 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:32:51,764 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b72e5384-3aca-44d7-9eeb-94fbfb0a5f72/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/pthread-wmm/mix032.oepc.i Unable to find full path for "g++" [2024-11-13 20:32:53,741 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:32:54,095 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:32:54,096 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b72e5384-3aca-44d7-9eeb-94fbfb0a5f72/sv-benchmarks/c/pthread-wmm/mix032.oepc.i [2024-11-13 20:32:54,118 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b72e5384-3aca-44d7-9eeb-94fbfb0a5f72/bin/ukojak-verify-EEHR8qb7sm/data/e96e60928/4a0d8d6cab264218a07f2c481a689a98/FLAGdf5cf472c [2024-11-13 20:32:54,140 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b72e5384-3aca-44d7-9eeb-94fbfb0a5f72/bin/ukojak-verify-EEHR8qb7sm/data/e96e60928/4a0d8d6cab264218a07f2c481a689a98 [2024-11-13 20:32:54,142 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:32:54,145 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:32:54,147 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:32:54,147 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:32:54,153 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:32:54,154 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:32:54" (1/1) ... [2024-11-13 20:32:54,155 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73f35257 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:54, skipping insertion in model container [2024-11-13 20:32:54,156 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:32:54" (1/1) ... [2024-11-13 20:32:54,206 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:32:54,574 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:32:54,587 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:32:54,673 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:32:54,708 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:32:54,708 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:54 WrapperNode [2024-11-13 20:32:54,709 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:32:54,710 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:32:54,710 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:32:54,710 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:32:54,717 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:54" (1/1) ... [2024-11-13 20:32:54,733 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:54" (1/1) ... [2024-11-13 20:32:54,762 INFO L138 Inliner]: procedures = 175, calls = 51, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 88 [2024-11-13 20:32:54,762 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:32:54,763 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:32:54,763 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:32:54,763 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:32:54,771 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:54" (1/1) ... [2024-11-13 20:32:54,771 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:54" (1/1) ... [2024-11-13 20:32:54,774 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:54" (1/1) ... [2024-11-13 20:32:54,774 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:54" (1/1) ... [2024-11-13 20:32:54,783 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:54" (1/1) ... [2024-11-13 20:32:54,785 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:54" (1/1) ... [2024-11-13 20:32:54,787 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:54" (1/1) ... [2024-11-13 20:32:54,789 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:54" (1/1) ... [2024-11-13 20:32:54,792 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:32:54,793 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:32:54,793 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:32:54,793 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:32:54,794 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:54" (1/1) ... [2024-11-13 20:32:54,807 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:32:54,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b72e5384-3aca-44d7-9eeb-94fbfb0a5f72/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:32:54,838 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b72e5384-3aca-44d7-9eeb-94fbfb0a5f72/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:32:54,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b72e5384-3aca-44d7-9eeb-94fbfb0a5f72/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:32:54,875 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 20:32:54,875 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 20:32:54,875 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 20:32:54,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:32:54,876 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-13 20:32:54,876 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-13 20:32:54,876 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-13 20:32:54,877 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-13 20:32:54,877 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-13 20:32:54,877 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-13 20:32:54,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:32:54,877 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 20:32:54,877 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:32:54,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:32:54,879 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 20:32:55,052 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:32:55,054 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:32:55,544 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 20:32:55,544 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:32:55,803 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~b$w_buff1~0 := ~b$w_buff0~0;~b$w_buff0~0 := 1;~b$w_buff1_used~0 := (if 0 == ~b$w_buff0_used~0 % 256 then 0 else 1);~b$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 20:32:55,811 INFO L158 Benchmark]: Toolchain (without parser) took 1665.13ms. Allocated memory is still 117.4MB. Free memory was 91.4MB in the beginning and 76.5MB in the end (delta: 14.8MB). Peak memory consumption was 55.5MB. Max. memory is 16.1GB. [2024-11-13 20:32:55,812 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 117.4MB. Free memory is still 73.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:32:55,812 INFO L158 Benchmark]: CACSL2BoogieTranslator took 562.11ms. Allocated memory is still 117.4MB. Free memory was 91.2MB in the beginning and 67.7MB in the end (delta: 23.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:32:55,813 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.77ms. Allocated memory is still 117.4MB. Free memory was 67.7MB in the beginning and 65.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:32:55,813 INFO L158 Benchmark]: Boogie Preprocessor took 29.31ms. Allocated memory is still 117.4MB. Free memory was 65.9MB in the beginning and 64.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:32:55,813 INFO L158 Benchmark]: RCFGBuilder took 1015.07ms. Allocated memory is still 117.4MB. Free memory was 64.2MB in the beginning and 76.5MB in the end (delta: -12.3MB). Peak memory consumption was 38.7MB. Max. memory is 16.1GB. [2024-11-13 20:32:55,818 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 117.4MB. Free memory is still 73.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 562.11ms. Allocated memory is still 117.4MB. Free memory was 91.2MB in the beginning and 67.7MB in the end (delta: 23.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.77ms. Allocated memory is still 117.4MB. Free memory was 67.7MB in the beginning and 65.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 29.31ms. Allocated memory is still 117.4MB. Free memory was 65.9MB in the beginning and 64.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1015.07ms. Allocated memory is still 117.4MB. Free memory was 64.2MB in the beginning and 76.5MB in the end (delta: -12.3MB). Peak memory consumption was 38.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~b$w_buff1~0 := ~b$w_buff0~0;~b$w_buff0~0 := 1;~b$w_buff1_used~0 := (if 0 == ~b$w_buff0_used~0 % 256 then 0 else 1);~b$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~b$w_buff1~0 := ~b$w_buff0~0;~b$w_buff0~0 := 1;~b$w_buff1_used~0 := (if 0 == ~b$w_buff0_used~0 % 256 then 0 else 1);~b$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 20:32:55,844 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b72e5384-3aca-44d7-9eeb-94fbfb0a5f72/bin/ukojak-verify-EEHR8qb7sm/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b72e5384-3aca-44d7-9eeb-94fbfb0a5f72/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b72e5384-3aca-44d7-9eeb-94fbfb0a5f72/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b72e5384-3aca-44d7-9eeb-94fbfb0a5f72/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b72e5384-3aca-44d7-9eeb-94fbfb0a5f72/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix032.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b72e5384-3aca-44d7-9eeb-94fbfb0a5f72/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b72e5384-3aca-44d7-9eeb-94fbfb0a5f72/bin/ukojak-verify-EEHR8qb7sm --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 f271a38be9caac1825a663eb11850ec78cc50bf41fe675769961ef9ec85f6a9e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:32:58,476 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:32:58,596 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b72e5384-3aca-44d7-9eeb-94fbfb0a5f72/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-13 20:32:58,645 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:32:58,647 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:32:58,647 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:32:58,647 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:32:58,647 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:32:58,648 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:32:58,648 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:32:58,648 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:32:58,649 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:32:58,649 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:32:58,649 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:32:58,649 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:32:58,649 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:32:58,649 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:32:58,649 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:32:58,649 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:32:58,649 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:32:58,650 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:32:58,650 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:32:58,650 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:32:58,650 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:32:58,651 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:32:58,652 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:32:58,652 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:32:58,652 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:32:58,652 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:32:58,652 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:32:58,652 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:32:58,652 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:32:58,653 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:32:58,653 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:32:58,653 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:32:58,653 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:32:58,653 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:32:58,653 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:32:58,653 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_b72e5384-3aca-44d7-9eeb-94fbfb0a5f72/bin/ukojak-verify-EEHR8qb7sm 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 -> f271a38be9caac1825a663eb11850ec78cc50bf41fe675769961ef9ec85f6a9e [2024-11-13 20:32:59,008 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:32:59,019 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:32:59,022 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:32:59,024 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:32:59,024 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:32:59,026 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b72e5384-3aca-44d7-9eeb-94fbfb0a5f72/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/pthread-wmm/mix032.oepc.i Unable to find full path for "g++" [2024-11-13 20:33:01,008 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:33:01,327 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:33:01,331 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b72e5384-3aca-44d7-9eeb-94fbfb0a5f72/sv-benchmarks/c/pthread-wmm/mix032.oepc.i [2024-11-13 20:33:01,363 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b72e5384-3aca-44d7-9eeb-94fbfb0a5f72/bin/ukojak-verify-EEHR8qb7sm/data/bacd739dd/7968e0af29a94aa5a6a59f0380cc97a4/FLAGdb5534a92 [2024-11-13 20:33:01,391 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b72e5384-3aca-44d7-9eeb-94fbfb0a5f72/bin/ukojak-verify-EEHR8qb7sm/data/bacd739dd/7968e0af29a94aa5a6a59f0380cc97a4 [2024-11-13 20:33:01,394 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:33:01,395 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:33:01,397 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:33:01,397 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:33:01,401 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:33:01,402 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:33:01" (1/1) ... [2024-11-13 20:33:01,403 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f7ba86b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:01, skipping insertion in model container [2024-11-13 20:33:01,403 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:33:01" (1/1) ... [2024-11-13 20:33:01,450 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:33:01,924 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:33:01,947 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:33:02,023 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:33:02,074 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:33:02,075 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:02 WrapperNode [2024-11-13 20:33:02,076 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:33:02,077 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:33:02,077 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:33:02,077 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:33:02,088 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:02" (1/1) ... [2024-11-13 20:33:02,113 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:02" (1/1) ... [2024-11-13 20:33:02,145 INFO L138 Inliner]: procedures = 176, calls = 51, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 89 [2024-11-13 20:33:02,149 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:33:02,150 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:33:02,150 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:33:02,150 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:33:02,161 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:02" (1/1) ... [2024-11-13 20:33:02,161 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:02" (1/1) ... [2024-11-13 20:33:02,165 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:02" (1/1) ... [2024-11-13 20:33:02,165 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:02" (1/1) ... [2024-11-13 20:33:02,187 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:02" (1/1) ... [2024-11-13 20:33:02,194 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:02" (1/1) ... [2024-11-13 20:33:02,197 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:02" (1/1) ... [2024-11-13 20:33:02,201 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:02" (1/1) ... [2024-11-13 20:33:02,209 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:33:02,210 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:33:02,210 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:33:02,210 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:33:02,211 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:02" (1/1) ... [2024-11-13 20:33:02,225 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:33:02,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b72e5384-3aca-44d7-9eeb-94fbfb0a5f72/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:33:02,255 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b72e5384-3aca-44d7-9eeb-94fbfb0a5f72/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:33:02,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b72e5384-3aca-44d7-9eeb-94fbfb0a5f72/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:33:02,290 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 20:33:02,291 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 20:33:02,292 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 20:33:02,292 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:33:02,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:33:02,293 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-13 20:33:02,293 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-13 20:33:02,293 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-13 20:33:02,293 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-13 20:33:02,293 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-13 20:33:02,293 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-13 20:33:02,293 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 20:33:02,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:33:02,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:33:02,295 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 20:33:02,516 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:33:02,519 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:33:02,958 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 20:33:02,958 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:33:03,129 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~b$w_buff1~0 := ~b$w_buff0~0;~b$w_buff0~0 := 1bv32;~b$w_buff1_used~0 := (if 0bv8 == ~b$w_buff0_used~0 then 0bv8 else 1bv8);~b$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 20:33:03,134 INFO L158 Benchmark]: Toolchain (without parser) took 1737.94ms. Allocated memory is still 117.4MB. Free memory was 91.8MB in the beginning and 59.0MB in the end (delta: 32.7MB). Peak memory consumption was 55.3MB. Max. memory is 16.1GB. [2024-11-13 20:33:03,134 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 117.4MB. Free memory is still 84.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:33:03,134 INFO L158 Benchmark]: CACSL2BoogieTranslator took 679.54ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 67.2MB in the end (delta: 24.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 20:33:03,135 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.11ms. Allocated memory is still 117.4MB. Free memory was 67.2MB in the beginning and 65.3MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:33:03,135 INFO L158 Benchmark]: Boogie Preprocessor took 59.40ms. Allocated memory is still 117.4MB. Free memory was 65.3MB in the beginning and 63.3MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:33:03,136 INFO L158 Benchmark]: RCFGBuilder took 922.64ms. Allocated memory is still 117.4MB. Free memory was 63.3MB in the beginning and 59.0MB in the end (delta: 4.2MB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. [2024-11-13 20:33:03,138 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44ms. Allocated memory is still 117.4MB. Free memory is still 84.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 679.54ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 67.2MB in the end (delta: 24.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.11ms. Allocated memory is still 117.4MB. Free memory was 67.2MB in the beginning and 65.3MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 59.40ms. Allocated memory is still 117.4MB. Free memory was 65.3MB in the beginning and 63.3MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 922.64ms. Allocated memory is still 117.4MB. Free memory was 63.3MB in the beginning and 59.0MB in the end (delta: 4.2MB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~b$w_buff1~0 := ~b$w_buff0~0;~b$w_buff0~0 := 1bv32;~b$w_buff1_used~0 := (if 0bv8 == ~b$w_buff0_used~0 then 0bv8 else 1bv8);~b$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~b$w_buff1~0 := ~b$w_buff0~0;~b$w_buff0~0 := 1bv32;~b$w_buff1_used~0 := (if 0bv8 == ~b$w_buff0_used~0 then 0bv8 else 1bv8);~b$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 20:33:03,167 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b72e5384-3aca-44d7-9eeb-94fbfb0a5f72/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~b$w_buff1~0 := ~b$w_buff0~0;~b$w_buff0~0 := 1bv32;~b$w_buff1_used~0 := (if 0bv8 == ~b$w_buff0_used~0 then 0bv8 else 1bv8);~b$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?