./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix046.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f1b167-c77d-4fc7-8513-6d4118a922c2/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f1b167-c77d-4fc7-8513-6d4118a922c2/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_02f1b167-c77d-4fc7-8513-6d4118a922c2/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f1b167-c77d-4fc7-8513-6d4118a922c2/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix046.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f1b167-c77d-4fc7-8513-6d4118a922c2/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_02f1b167-c77d-4fc7-8513-6d4118a922c2/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 f69f777f524a62a415fc7cacc9442c44e05883e29c36815b4e0d58199826b331 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:05:24,006 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:05:24,102 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f1b167-c77d-4fc7-8513-6d4118a922c2/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-12 00:05:24,107 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:05:24,108 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:05:24,132 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:05:24,133 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:05:24,133 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:05:24,134 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:05:24,135 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:05:24,136 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:05:24,136 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:05:24,137 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:05:24,137 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:05:24,138 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:05:24,139 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:05:24,139 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:05:24,140 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:05:24,140 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:05:24,141 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:05:24,142 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:05:24,143 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:05:24,143 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:05:24,144 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:05:24,144 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:05:24,145 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:05:24,146 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:05:24,146 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:05:24,147 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:05:24,148 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:05:24,148 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:05:24,149 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:05:24,149 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:05:24,150 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:05:24,150 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_02f1b167-c77d-4fc7-8513-6d4118a922c2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f1b167-c77d-4fc7-8513-6d4118a922c2/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f69f777f524a62a415fc7cacc9442c44e05883e29c36815b4e0d58199826b331 [2023-11-12 00:05:24,461 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:05:24,501 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:05:24,505 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:05:24,507 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:05:24,508 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:05:24,509 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f1b167-c77d-4fc7-8513-6d4118a922c2/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-wmm/mix046.opt.i [2023-11-12 00:05:27,652 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:05:28,007 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:05:28,008 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f1b167-c77d-4fc7-8513-6d4118a922c2/sv-benchmarks/c/pthread-wmm/mix046.opt.i [2023-11-12 00:05:28,027 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f1b167-c77d-4fc7-8513-6d4118a922c2/bin/ukojak-verify-0OAaufAVZV/data/75bf54a32/6413523b145446fb9bf8db166749e46f/FLAG726cf4497 [2023-11-12 00:05:28,044 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f1b167-c77d-4fc7-8513-6d4118a922c2/bin/ukojak-verify-0OAaufAVZV/data/75bf54a32/6413523b145446fb9bf8db166749e46f [2023-11-12 00:05:28,048 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:05:28,050 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:05:28,051 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:05:28,052 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:05:28,057 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:05:28,059 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:05:28" (1/1) ... [2023-11-12 00:05:28,060 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e98ed12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:28, skipping insertion in model container [2023-11-12 00:05:28,060 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:05:28" (1/1) ... [2023-11-12 00:05:28,143 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:05:28,696 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:05:28,710 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:05:28,814 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:05:28,873 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:05:28,873 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:05:28,883 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:05:28,883 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:28 WrapperNode [2023-11-12 00:05:28,884 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:05:28,885 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:05:28,886 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:05:28,886 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:05:28,897 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:28" (1/1) ... [2023-11-12 00:05:28,953 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:28" (1/1) ... [2023-11-12 00:05:29,016 INFO L138 Inliner]: procedures = 177, calls = 72, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 129 [2023-11-12 00:05:29,028 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:05:29,029 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:05:29,029 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:05:29,029 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:05:29,047 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:28" (1/1) ... [2023-11-12 00:05:29,051 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:28" (1/1) ... [2023-11-12 00:05:29,062 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:28" (1/1) ... [2023-11-12 00:05:29,063 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:28" (1/1) ... [2023-11-12 00:05:29,080 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:28" (1/1) ... [2023-11-12 00:05:29,093 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:28" (1/1) ... [2023-11-12 00:05:29,099 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:28" (1/1) ... [2023-11-12 00:05:29,109 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:28" (1/1) ... [2023-11-12 00:05:29,114 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:05:29,118 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:05:29,118 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:05:29,119 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:05:29,120 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:28" (1/1) ... [2023-11-12 00:05:29,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:05:29,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f1b167-c77d-4fc7-8513-6d4118a922c2/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:05:29,159 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f1b167-c77d-4fc7-8513-6d4118a922c2/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:05:29,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f1b167-c77d-4fc7-8513-6d4118a922c2/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:05:29,213 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-12 00:05:29,213 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-12 00:05:29,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:05:29,214 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-12 00:05:29,215 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:05:29,216 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:05:29,216 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:05:29,216 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-12 00:05:29,216 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-12 00:05:29,217 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-12 00:05:29,217 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-12 00:05:29,217 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-12 00:05:29,217 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-12 00:05:29,218 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-12 00:05:29,218 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-12 00:05:29,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:05:29,218 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-12 00:05:29,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:05:29,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:05:29,222 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 00:05:29,480 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:05:29,483 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:05:30,055 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:05:30,230 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:05:30,230 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:05:30,231 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L806 is neither atomic block end nor a sink node. [2023-11-12 00:05:30,232 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 00:05:30,237 INFO L158 Benchmark]: Toolchain (without parser) took 2186.57ms. Allocated memory was 127.9MB in the beginning and 155.2MB in the end (delta: 27.3MB). Free memory was 80.5MB in the beginning and 120.0MB in the end (delta: -39.5MB). Peak memory consumption was 36.4MB. Max. memory is 16.1GB. [2023-11-12 00:05:30,238 INFO L158 Benchmark]: CDTParser took 0.78ms. Allocated memory is still 127.9MB. Free memory is still 75.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:05:30,239 INFO L158 Benchmark]: CACSL2BoogieTranslator took 833.14ms. Allocated memory was 127.9MB in the beginning and 155.2MB in the end (delta: 27.3MB). Free memory was 80.1MB in the beginning and 119.3MB in the end (delta: -39.2MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB. [2023-11-12 00:05:30,239 INFO L158 Benchmark]: Boogie Procedure Inliner took 142.72ms. Allocated memory is still 155.2MB. Free memory was 119.3MB in the beginning and 116.4MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:05:30,240 INFO L158 Benchmark]: Boogie Preprocessor took 88.51ms. Allocated memory is still 155.2MB. Free memory was 116.4MB in the beginning and 114.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:05:30,241 INFO L158 Benchmark]: RCFGBuilder took 1116.87ms. Allocated memory is still 155.2MB. Free memory was 114.3MB in the beginning and 120.0MB in the end (delta: -5.7MB). Peak memory consumption was 40.1MB. Max. memory is 16.1GB. [2023-11-12 00:05:30,244 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.78ms. Allocated memory is still 127.9MB. Free memory is still 75.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 833.14ms. Allocated memory was 127.9MB in the beginning and 155.2MB in the end (delta: 27.3MB). Free memory was 80.1MB in the beginning and 119.3MB in the end (delta: -39.2MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 142.72ms. Allocated memory is still 155.2MB. Free memory was 119.3MB in the beginning and 116.4MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 88.51ms. Allocated memory is still 155.2MB. Free memory was 116.4MB in the beginning and 114.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1116.87ms. Allocated memory is still 155.2MB. Free memory was 114.3MB in the beginning and 120.0MB in the end (delta: -5.7MB). Peak memory consumption was 40.1MB. 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 00:05:30,268 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f1b167-c77d-4fc7-8513-6d4118a922c2/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f1b167-c77d-4fc7-8513-6d4118a922c2/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f1b167-c77d-4fc7-8513-6d4118a922c2/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_02f1b167-c77d-4fc7-8513-6d4118a922c2/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f1b167-c77d-4fc7-8513-6d4118a922c2/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix046.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f1b167-c77d-4fc7-8513-6d4118a922c2/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_02f1b167-c77d-4fc7-8513-6d4118a922c2/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 f69f777f524a62a415fc7cacc9442c44e05883e29c36815b4e0d58199826b331 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:05:32,985 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:05:33,063 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f1b167-c77d-4fc7-8513-6d4118a922c2/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-12 00:05:33,133 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:05:33,134 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:05:33,135 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:05:33,137 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:05:33,137 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:05:33,139 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:05:33,145 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:05:33,146 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:05:33,146 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:05:33,147 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:05:33,149 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:05:33,149 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:05:33,150 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:05:33,150 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:05:33,151 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:05:33,151 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:05:33,152 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:05:33,152 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:05:33,153 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:05:33,153 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:05:33,154 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:05:33,154 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:05:33,155 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:05:33,155 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-12 00:05:33,156 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:05:33,156 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-12 00:05:33,157 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:05:33,158 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:05:33,159 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:05:33,159 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:05:33,159 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:05:33,160 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:05:33,160 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:05:33,160 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:05:33,161 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-12 00:05:33,161 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:05:33,162 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_02f1b167-c77d-4fc7-8513-6d4118a922c2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f1b167-c77d-4fc7-8513-6d4118a922c2/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f69f777f524a62a415fc7cacc9442c44e05883e29c36815b4e0d58199826b331 [2023-11-12 00:05:33,642 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:05:33,680 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:05:33,683 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:05:33,685 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:05:33,686 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:05:33,688 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f1b167-c77d-4fc7-8513-6d4118a922c2/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-wmm/mix046.opt.i [2023-11-12 00:05:37,284 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:05:37,695 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:05:37,696 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f1b167-c77d-4fc7-8513-6d4118a922c2/sv-benchmarks/c/pthread-wmm/mix046.opt.i [2023-11-12 00:05:37,714 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f1b167-c77d-4fc7-8513-6d4118a922c2/bin/ukojak-verify-0OAaufAVZV/data/0759b1c6f/f7cb5b5ec6ad44cdb7318b1c62076090/FLAG9a1536c53 [2023-11-12 00:05:37,738 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f1b167-c77d-4fc7-8513-6d4118a922c2/bin/ukojak-verify-0OAaufAVZV/data/0759b1c6f/f7cb5b5ec6ad44cdb7318b1c62076090 [2023-11-12 00:05:37,746 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:05:37,749 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:05:37,757 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:05:37,757 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:05:37,763 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:05:37,767 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:05:37" (1/1) ... [2023-11-12 00:05:37,768 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6dac9e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:37, skipping insertion in model container [2023-11-12 00:05:37,769 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:05:37" (1/1) ... [2023-11-12 00:05:37,855 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:05:38,531 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:05:38,561 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:05:38,669 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:05:38,727 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:05:38,728 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:05:38,736 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:05:38,737 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:38 WrapperNode [2023-11-12 00:05:38,737 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:05:38,739 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:05:38,739 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:05:38,739 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:05:38,748 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:38" (1/1) ... [2023-11-12 00:05:38,788 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:38" (1/1) ... [2023-11-12 00:05:38,846 INFO L138 Inliner]: procedures = 180, calls = 72, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 130 [2023-11-12 00:05:38,856 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:05:38,857 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:05:38,858 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:05:38,858 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:05:38,870 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:38" (1/1) ... [2023-11-12 00:05:38,870 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:38" (1/1) ... [2023-11-12 00:05:38,889 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:38" (1/1) ... [2023-11-12 00:05:38,890 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:38" (1/1) ... [2023-11-12 00:05:38,918 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:38" (1/1) ... [2023-11-12 00:05:38,933 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:38" (1/1) ... [2023-11-12 00:05:38,938 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:38" (1/1) ... [2023-11-12 00:05:38,941 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:38" (1/1) ... [2023-11-12 00:05:38,960 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:05:38,961 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:05:38,962 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:05:38,962 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:05:38,963 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:38" (1/1) ... [2023-11-12 00:05:38,970 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:05:39,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f1b167-c77d-4fc7-8513-6d4118a922c2/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:05:39,025 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f1b167-c77d-4fc7-8513-6d4118a922c2/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:05:39,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f1b167-c77d-4fc7-8513-6d4118a922c2/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:05:39,082 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-12 00:05:39,083 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-12 00:05:39,083 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-12 00:05:39,083 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:05:39,084 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:05:39,084 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:05:39,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-12 00:05:39,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:05:39,085 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-12 00:05:39,085 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-12 00:05:39,085 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-12 00:05:39,085 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-12 00:05:39,086 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-12 00:05:39,086 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-12 00:05:39,088 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-12 00:05:39,088 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-12 00:05:39,089 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-12 00:05:39,089 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:05:39,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:05:39,092 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 00:05:39,298 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:05:39,300 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:05:39,931 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:05:40,151 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:05:40,151 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:05:40,152 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L806 is neither atomic block end nor a sink node. [2023-11-12 00:05:40,153 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 00:05:40,159 INFO L158 Benchmark]: Toolchain (without parser) took 2407.89ms. Allocated memory is still 86.0MB. Free memory was 61.6MB in the beginning and 58.3MB in the end (delta: 3.3MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. [2023-11-12 00:05:40,160 INFO L158 Benchmark]: CDTParser took 1.47ms. Allocated memory is still 58.7MB. Free memory was 35.6MB in the beginning and 35.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:05:40,161 INFO L158 Benchmark]: CACSL2BoogieTranslator took 981.12ms. Allocated memory is still 86.0MB. Free memory was 61.3MB in the beginning and 57.1MB in the end (delta: 4.3MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2023-11-12 00:05:40,163 INFO L158 Benchmark]: Boogie Procedure Inliner took 117.17ms. Allocated memory is still 86.0MB. Free memory was 57.1MB in the beginning and 54.3MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:05:40,164 INFO L158 Benchmark]: Boogie Preprocessor took 103.80ms. Allocated memory is still 86.0MB. Free memory was 54.3MB in the beginning and 51.9MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:05:40,165 INFO L158 Benchmark]: RCFGBuilder took 1194.79ms. Allocated memory is still 86.0MB. Free memory was 51.9MB in the beginning and 58.3MB in the end (delta: -6.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-12 00:05:40,175 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.47ms. Allocated memory is still 58.7MB. Free memory was 35.6MB in the beginning and 35.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 981.12ms. Allocated memory is still 86.0MB. Free memory was 61.3MB in the beginning and 57.1MB in the end (delta: 4.3MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 117.17ms. Allocated memory is still 86.0MB. Free memory was 57.1MB in the beginning and 54.3MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 103.80ms. Allocated memory is still 86.0MB. Free memory was 54.3MB in the beginning and 51.9MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1194.79ms. Allocated memory is still 86.0MB. Free memory was 51.9MB in the beginning and 58.3MB in the end (delta: -6.4MB). Peak memory consumption was 21.0MB. 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 00:05:40,216 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f1b167-c77d-4fc7-8513-6d4118a922c2/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?