./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix053.opt.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_3d5f9ed8-125f-402c-905c-6b6d3a3dc4fa/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d5f9ed8-125f-402c-905c-6b6d3a3dc4fa/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_3d5f9ed8-125f-402c-905c-6b6d3a3dc4fa/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d5f9ed8-125f-402c-905c-6b6d3a3dc4fa/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix053.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d5f9ed8-125f-402c-905c-6b6d3a3dc4fa/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_3d5f9ed8-125f-402c-905c-6b6d3a3dc4fa/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 998817f829569afa1d1e3eda89c2594d280c8ae81957c207a6b68804966cf3a6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:06:26,967 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:06:27,084 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d5f9ed8-125f-402c-905c-6b6d3a3dc4fa/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-12 00:06:27,094 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:06:27,095 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:06:27,156 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:06:27,158 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:06:27,158 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:06:27,160 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:06:27,165 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:06:27,166 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:06:27,166 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:06:27,167 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:06:27,168 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:06:27,169 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:06:27,170 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:06:27,170 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:06:27,171 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:06:27,171 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:06:27,172 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:06:27,172 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:06:27,173 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:06:27,173 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:06:27,174 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:06:27,174 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:06:27,175 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:06:27,176 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:06:27,176 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:06:27,177 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:06:27,177 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:06:27,179 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:06:27,191 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:06:27,191 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:06:27,192 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:06:27,192 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_3d5f9ed8-125f-402c-905c-6b6d3a3dc4fa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d5f9ed8-125f-402c-905c-6b6d3a3dc4fa/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 998817f829569afa1d1e3eda89c2594d280c8ae81957c207a6b68804966cf3a6 [2023-11-12 00:06:27,505 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:06:27,529 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:06:27,532 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:06:27,533 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:06:27,534 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:06:27,535 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d5f9ed8-125f-402c-905c-6b6d3a3dc4fa/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-wmm/mix053.opt.i [2023-11-12 00:06:30,804 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:06:31,106 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:06:31,106 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d5f9ed8-125f-402c-905c-6b6d3a3dc4fa/sv-benchmarks/c/pthread-wmm/mix053.opt.i [2023-11-12 00:06:31,130 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d5f9ed8-125f-402c-905c-6b6d3a3dc4fa/bin/ukojak-verify-0OAaufAVZV/data/63ed246ca/3f64cda93676434b9e1c8bd90f7de94a/FLAGf5308ac3d [2023-11-12 00:06:31,146 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d5f9ed8-125f-402c-905c-6b6d3a3dc4fa/bin/ukojak-verify-0OAaufAVZV/data/63ed246ca/3f64cda93676434b9e1c8bd90f7de94a [2023-11-12 00:06:31,149 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:06:31,150 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:06:31,152 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:06:31,152 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:06:31,157 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:06:31,158 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:06:31" (1/1) ... [2023-11-12 00:06:31,160 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f20dcd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:31, skipping insertion in model container [2023-11-12 00:06:31,160 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:06:31" (1/1) ... [2023-11-12 00:06:31,238 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:06:31,731 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:06:31,750 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:06:31,821 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:06:31,857 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:06:31,857 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:06:31,865 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:06:31,866 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:31 WrapperNode [2023-11-12 00:06:31,866 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:06:31,867 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:06:31,867 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:06:31,867 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:06:31,875 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:31" (1/1) ... [2023-11-12 00:06:31,893 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:31" (1/1) ... [2023-11-12 00:06:31,919 INFO L138 Inliner]: procedures = 177, calls = 68, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 110 [2023-11-12 00:06:31,919 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:06:31,920 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:06:31,920 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:06:31,920 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:06:31,930 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:31" (1/1) ... [2023-11-12 00:06:31,930 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:31" (1/1) ... [2023-11-12 00:06:31,934 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:31" (1/1) ... [2023-11-12 00:06:31,934 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:31" (1/1) ... [2023-11-12 00:06:31,944 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:31" (1/1) ... [2023-11-12 00:06:31,947 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:31" (1/1) ... [2023-11-12 00:06:31,949 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:31" (1/1) ... [2023-11-12 00:06:31,951 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:31" (1/1) ... [2023-11-12 00:06:31,955 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:06:31,956 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:06:31,957 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:06:31,957 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:06:31,958 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:31" (1/1) ... [2023-11-12 00:06:31,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:06:31,993 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d5f9ed8-125f-402c-905c-6b6d3a3dc4fa/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:06:32,012 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d5f9ed8-125f-402c-905c-6b6d3a3dc4fa/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:06:32,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d5f9ed8-125f-402c-905c-6b6d3a3dc4fa/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:06:32,059 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-12 00:06:32,059 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-12 00:06:32,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:06:32,060 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-12 00:06:32,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:06:32,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:06:32,061 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:06:32,061 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-12 00:06:32,061 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-12 00:06:32,062 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-12 00:06:32,062 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-12 00:06:32,062 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-12 00:06:32,063 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-12 00:06:32,063 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-12 00:06:32,063 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-12 00:06:32,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:06:32,064 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-12 00:06:32,064 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:06:32,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:06:32,067 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 00:06:32,262 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:06:32,264 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:06:32,709 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:06:32,841 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:06:32,841 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:06:32,842 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L810 is neither atomic block end nor a sink node. [2023-11-12 00:06:32,843 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) 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) [2023-11-12 00:06:32,858 INFO L158 Benchmark]: Toolchain (without parser) took 1706.87ms. Allocated memory is still 127.9MB. Free memory was 82.8MB in the beginning and 78.5MB in the end (delta: 4.3MB). Peak memory consumption was 46.2MB. Max. memory is 16.1GB. [2023-11-12 00:06:32,859 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 127.9MB. Free memory was 96.1MB in the beginning and 96.0MB in the end (delta: 159.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:06:32,860 INFO L158 Benchmark]: CACSL2BoogieTranslator took 714.37ms. Allocated memory is still 127.9MB. Free memory was 82.8MB in the beginning and 59.7MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-12 00:06:32,860 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.24ms. Allocated memory is still 127.9MB. Free memory was 59.7MB in the beginning and 57.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:06:32,861 INFO L158 Benchmark]: Boogie Preprocessor took 35.82ms. Allocated memory is still 127.9MB. Free memory was 57.5MB in the beginning and 55.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:06:32,862 INFO L158 Benchmark]: RCFGBuilder took 899.85ms. Allocated memory is still 127.9MB. Free memory was 55.5MB in the beginning and 78.5MB in the end (delta: -23.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-12 00:06:32,865 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47ms. Allocated memory is still 127.9MB. Free memory was 96.1MB in the beginning and 96.0MB in the end (delta: 159.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 714.37ms. Allocated memory is still 127.9MB. Free memory was 82.8MB in the beginning and 59.7MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.24ms. Allocated memory is still 127.9MB. Free memory was 59.7MB in the beginning and 57.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.82ms. Allocated memory is still 127.9MB. Free memory was 57.5MB in the beginning and 55.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 899.85ms. Allocated memory is still 127.9MB. Free memory was 55.5MB in the beginning and 78.5MB in the end (delta: -23.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:06:32,888 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d5f9ed8-125f-402c-905c-6b6d3a3dc4fa/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 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_3d5f9ed8-125f-402c-905c-6b6d3a3dc4fa/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d5f9ed8-125f-402c-905c-6b6d3a3dc4fa/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_3d5f9ed8-125f-402c-905c-6b6d3a3dc4fa/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d5f9ed8-125f-402c-905c-6b6d3a3dc4fa/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix053.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d5f9ed8-125f-402c-905c-6b6d3a3dc4fa/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_3d5f9ed8-125f-402c-905c-6b6d3a3dc4fa/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 998817f829569afa1d1e3eda89c2594d280c8ae81957c207a6b68804966cf3a6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:06:35,622 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:06:35,762 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d5f9ed8-125f-402c-905c-6b6d3a3dc4fa/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-12 00:06:35,822 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:06:35,824 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:06:35,825 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:06:35,826 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:06:35,827 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:06:35,828 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:06:35,833 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:06:35,834 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:06:35,835 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:06:35,835 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:06:35,837 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:06:35,838 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:06:35,838 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:06:35,839 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:06:35,839 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:06:35,840 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:06:35,841 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:06:35,841 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:06:35,842 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:06:35,842 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:06:35,843 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:06:35,843 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:06:35,844 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:06:35,844 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-12 00:06:35,845 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:06:35,845 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-12 00:06:35,845 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:06:35,847 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:06:35,847 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:06:35,848 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:06:35,848 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:06:35,848 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:06:35,849 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:06:35,849 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:06:35,849 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-12 00:06:35,849 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:06:35,850 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_3d5f9ed8-125f-402c-905c-6b6d3a3dc4fa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d5f9ed8-125f-402c-905c-6b6d3a3dc4fa/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 998817f829569afa1d1e3eda89c2594d280c8ae81957c207a6b68804966cf3a6 [2023-11-12 00:06:36,333 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:06:36,357 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:06:36,362 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:06:36,364 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:06:36,364 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:06:36,366 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d5f9ed8-125f-402c-905c-6b6d3a3dc4fa/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-wmm/mix053.opt.i [2023-11-12 00:06:39,766 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:06:40,162 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:06:40,163 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d5f9ed8-125f-402c-905c-6b6d3a3dc4fa/sv-benchmarks/c/pthread-wmm/mix053.opt.i [2023-11-12 00:06:40,188 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d5f9ed8-125f-402c-905c-6b6d3a3dc4fa/bin/ukojak-verify-0OAaufAVZV/data/dcea7b6d9/f4b5b36986f542fd9f88c0b91151a994/FLAGb1d99320b [2023-11-12 00:06:40,204 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d5f9ed8-125f-402c-905c-6b6d3a3dc4fa/bin/ukojak-verify-0OAaufAVZV/data/dcea7b6d9/f4b5b36986f542fd9f88c0b91151a994 [2023-11-12 00:06:40,210 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:06:40,212 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:06:40,215 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:06:40,216 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:06:40,220 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:06:40,221 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:06:40" (1/1) ... [2023-11-12 00:06:40,222 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cd379bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:40, skipping insertion in model container [2023-11-12 00:06:40,222 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:06:40" (1/1) ... [2023-11-12 00:06:40,304 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:06:40,788 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:06:40,804 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:06:40,910 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:06:40,954 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:06:40,954 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:06:40,962 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:06:40,962 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:40 WrapperNode [2023-11-12 00:06:40,962 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:06:40,964 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:06:40,965 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:06:40,965 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:06:40,973 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:40" (1/1) ... [2023-11-12 00:06:40,999 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:40" (1/1) ... [2023-11-12 00:06:41,033 INFO L138 Inliner]: procedures = 180, calls = 68, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 111 [2023-11-12 00:06:41,039 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:06:41,039 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:06:41,040 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:06:41,040 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:06:41,050 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:40" (1/1) ... [2023-11-12 00:06:41,051 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:40" (1/1) ... [2023-11-12 00:06:41,067 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:40" (1/1) ... [2023-11-12 00:06:41,071 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:40" (1/1) ... [2023-11-12 00:06:41,108 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:40" (1/1) ... [2023-11-12 00:06:41,110 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:40" (1/1) ... [2023-11-12 00:06:41,114 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:40" (1/1) ... [2023-11-12 00:06:41,129 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:40" (1/1) ... [2023-11-12 00:06:41,134 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:06:41,135 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:06:41,135 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:06:41,135 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:06:41,136 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:40" (1/1) ... [2023-11-12 00:06:41,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:06:41,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d5f9ed8-125f-402c-905c-6b6d3a3dc4fa/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:06:41,179 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d5f9ed8-125f-402c-905c-6b6d3a3dc4fa/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:06:41,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d5f9ed8-125f-402c-905c-6b6d3a3dc4fa/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:06:41,224 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-12 00:06:41,224 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-12 00:06:41,224 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-12 00:06:41,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:06:41,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:06:41,224 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:06:41,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-12 00:06:41,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:06:41,225 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-12 00:06:41,225 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-12 00:06:41,225 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-12 00:06:41,225 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-12 00:06:41,225 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-12 00:06:41,225 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-12 00:06:41,226 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-12 00:06:41,226 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-12 00:06:41,226 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-12 00:06:41,226 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:06:41,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:06:41,228 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 00:06:41,426 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:06:41,428 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:06:41,783 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:06:41,902 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:06:41,903 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:06:41,903 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L810 is neither atomic block end nor a sink node. [2023-11-12 00:06:41,904 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) 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) [2023-11-12 00:06:41,908 INFO L158 Benchmark]: Toolchain (without parser) took 1695.37ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 46.0MB in the beginning and 45.2MB in the end (delta: 746.7kB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-12 00:06:41,909 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 52.4MB. Free memory is still 28.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:06:41,910 INFO L158 Benchmark]: CACSL2BoogieTranslator took 747.52ms. Allocated memory is still 71.3MB. Free memory was 45.8MB in the beginning and 38.8MB in the end (delta: 6.9MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2023-11-12 00:06:41,910 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.33ms. Allocated memory is still 71.3MB. Free memory was 38.8MB in the beginning and 36.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:06:41,911 INFO L158 Benchmark]: Boogie Preprocessor took 94.75ms. Allocated memory is still 71.3MB. Free memory was 36.4MB in the beginning and 34.0MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:06:41,912 INFO L158 Benchmark]: RCFGBuilder took 771.74ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 34.0MB in the beginning and 45.2MB in the end (delta: -11.2MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. [2023-11-12 00:06:41,915 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 52.4MB. Free memory is still 28.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 747.52ms. Allocated memory is still 71.3MB. Free memory was 45.8MB in the beginning and 38.8MB in the end (delta: 6.9MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.33ms. Allocated memory is still 71.3MB. Free memory was 38.8MB in the beginning and 36.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 94.75ms. Allocated memory is still 71.3MB. Free memory was 36.4MB in the beginning and 34.0MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 771.74ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 34.0MB in the beginning and 45.2MB in the end (delta: -11.2MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:06:41,941 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d5f9ed8-125f-402c-905c-6b6d3a3dc4fa/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: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?