./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe007_power.opt-thin001_power.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_a12cb9ee-3a51-43e3-9fae-d957cdf3862a/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a12cb9ee-3a51-43e3-9fae-d957cdf3862a/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_a12cb9ee-3a51-43e3-9fae-d957cdf3862a/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a12cb9ee-3a51-43e3-9fae-d957cdf3862a/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe007_power.opt-thin001_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a12cb9ee-3a51-43e3-9fae-d957cdf3862a/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_a12cb9ee-3a51-43e3-9fae-d957cdf3862a/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 6328ead9c10c029445fd051d7c6329db494c1000fb08b7313fbd69c70835e259 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:53:16,327 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:53:16,400 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a12cb9ee-3a51-43e3-9fae-d957cdf3862a/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:53:16,405 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:53:16,406 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:53:16,433 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:53:16,434 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:53:16,435 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:53:16,436 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:53:16,436 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:53:16,437 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:53:16,438 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:53:16,438 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:53:16,439 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:53:16,440 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:53:16,440 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:53:16,441 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:53:16,442 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:53:16,442 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:53:16,443 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:53:16,443 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:53:16,444 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:53:16,445 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:53:16,445 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:53:16,446 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:53:16,446 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:53:16,447 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:53:16,447 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:53:16,448 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:53:16,448 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:53:16,449 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:53:16,449 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:53:16,450 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:53:16,451 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:53:16,451 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_a12cb9ee-3a51-43e3-9fae-d957cdf3862a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a12cb9ee-3a51-43e3-9fae-d957cdf3862a/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6328ead9c10c029445fd051d7c6329db494c1000fb08b7313fbd69c70835e259 [2023-11-11 23:53:16,771 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:53:16,804 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:53:16,807 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:53:16,809 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:53:16,810 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:53:16,811 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a12cb9ee-3a51-43e3-9fae-d957cdf3862a/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-wmm/safe007_power.opt-thin001_power.opt.i [2023-11-11 23:53:19,918 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:53:20,208 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:53:20,209 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a12cb9ee-3a51-43e3-9fae-d957cdf3862a/sv-benchmarks/c/pthread-wmm/safe007_power.opt-thin001_power.opt.i [2023-11-11 23:53:20,229 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a12cb9ee-3a51-43e3-9fae-d957cdf3862a/bin/ukojak-verify-0OAaufAVZV/data/247804c95/185cb25aa2f347a68bc54b3f6d25400d/FLAGd3200bc18 [2023-11-11 23:53:20,251 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a12cb9ee-3a51-43e3-9fae-d957cdf3862a/bin/ukojak-verify-0OAaufAVZV/data/247804c95/185cb25aa2f347a68bc54b3f6d25400d [2023-11-11 23:53:20,254 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:53:20,256 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:53:20,257 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:53:20,258 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:53:20,263 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:53:20,264 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:53:20" (1/1) ... [2023-11-11 23:53:20,266 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f080672 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:20, skipping insertion in model container [2023-11-11 23:53:20,266 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:53:20" (1/1) ... [2023-11-11 23:53:20,325 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:53:20,756 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:53:20,769 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:53:20,854 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:53:20,912 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:53:20,912 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:53:20,920 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:53:20,921 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:20 WrapperNode [2023-11-11 23:53:20,921 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:53:20,922 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:53:20,923 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:53:20,923 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:53:20,931 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:20" (1/1) ... [2023-11-11 23:53:20,974 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:20" (1/1) ... [2023-11-11 23:53:21,009 INFO L138 Inliner]: procedures = 176, calls = 72, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 140 [2023-11-11 23:53:21,009 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:53:21,010 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:53:21,010 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:53:21,010 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:53:21,021 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:20" (1/1) ... [2023-11-11 23:53:21,021 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:20" (1/1) ... [2023-11-11 23:53:21,026 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:20" (1/1) ... [2023-11-11 23:53:21,026 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:20" (1/1) ... [2023-11-11 23:53:21,044 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:20" (1/1) ... [2023-11-11 23:53:21,048 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:20" (1/1) ... [2023-11-11 23:53:21,051 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:20" (1/1) ... [2023-11-11 23:53:21,053 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:20" (1/1) ... [2023-11-11 23:53:21,059 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:53:21,060 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:53:21,060 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:53:21,060 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:53:21,061 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:20" (1/1) ... [2023-11-11 23:53:21,075 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:53:21,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a12cb9ee-3a51-43e3-9fae-d957cdf3862a/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:53:21,124 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a12cb9ee-3a51-43e3-9fae-d957cdf3862a/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:53:21,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a12cb9ee-3a51-43e3-9fae-d957cdf3862a/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:53:21,169 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:53:21,170 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-11 23:53:21,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-11 23:53:21,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:53:21,172 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:53:21,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:53:21,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:53:21,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:53:21,173 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-11 23:53:21,173 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-11 23:53:21,173 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-11 23:53:21,174 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-11 23:53:21,175 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-11 23:53:21,175 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-11 23:53:21,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:53:21,175 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:53:21,176 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:53:21,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:53:21,178 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:53:21,400 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:53:21,403 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:53:22,020 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:53:22,481 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:53:22,481 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:53:22,482 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L784 is neither atomic block end nor a sink node. [2023-11-11 23:53:22,483 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) [2023-11-11 23:53:22,488 INFO L158 Benchmark]: Toolchain (without parser) took 2230.96ms. Allocated memory is still 186.6MB. Free memory was 138.8MB in the beginning and 98.4MB in the end (delta: 40.4MB). Peak memory consumption was 59.3MB. Max. memory is 16.1GB. [2023-11-11 23:53:22,488 INFO L158 Benchmark]: CDTParser took 0.65ms. Allocated memory is still 142.6MB. Free memory is still 84.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:53:22,490 INFO L158 Benchmark]: CACSL2BoogieTranslator took 663.62ms. Allocated memory is still 186.6MB. Free memory was 138.2MB in the beginning and 113.9MB in the end (delta: 24.3MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-11 23:53:22,490 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.36ms. Allocated memory is still 186.6MB. Free memory was 113.9MB in the beginning and 111.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:53:22,492 INFO L158 Benchmark]: Boogie Preprocessor took 49.06ms. Allocated memory is still 186.6MB. Free memory was 111.8MB in the beginning and 109.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:53:22,493 INFO L158 Benchmark]: RCFGBuilder took 1425.98ms. Allocated memory is still 186.6MB. Free memory was 109.5MB in the beginning and 98.4MB in the end (delta: 11.0MB). Peak memory consumption was 30.0MB. Max. memory is 16.1GB. [2023-11-11 23:53:22,497 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.65ms. Allocated memory is still 142.6MB. Free memory is still 84.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 663.62ms. Allocated memory is still 186.6MB. Free memory was 138.2MB in the beginning and 113.9MB in the end (delta: 24.3MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.36ms. Allocated memory is still 186.6MB. Free memory was 113.9MB in the beginning and 111.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.06ms. Allocated memory is still 186.6MB. Free memory was 111.8MB in the beginning and 109.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1425.98ms. Allocated memory is still 186.6MB. Free memory was 109.5MB in the beginning and 98.4MB in the end (delta: 11.0MB). Peak memory consumption was 30.0MB. 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. [2023-11-11 23:53:22,533 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a12cb9ee-3a51-43e3-9fae-d957cdf3862a/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_a12cb9ee-3a51-43e3-9fae-d957cdf3862a/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a12cb9ee-3a51-43e3-9fae-d957cdf3862a/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_a12cb9ee-3a51-43e3-9fae-d957cdf3862a/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a12cb9ee-3a51-43e3-9fae-d957cdf3862a/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe007_power.opt-thin001_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a12cb9ee-3a51-43e3-9fae-d957cdf3862a/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_a12cb9ee-3a51-43e3-9fae-d957cdf3862a/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 6328ead9c10c029445fd051d7c6329db494c1000fb08b7313fbd69c70835e259 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:53:25,733 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:53:25,901 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a12cb9ee-3a51-43e3-9fae-d957cdf3862a/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-11 23:53:25,962 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:53:25,963 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:53:25,964 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:53:25,965 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:53:25,966 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:53:25,967 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:53:25,968 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:53:25,969 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:53:25,969 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:53:25,970 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:53:25,971 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:53:25,971 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:53:25,972 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:53:25,973 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:53:25,974 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:53:25,974 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:53:25,975 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:53:25,978 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:53:25,979 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:53:25,980 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:53:25,981 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:53:25,981 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:53:25,982 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:53:25,982 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:53:25,983 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:53:25,984 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:53:25,985 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:53:25,987 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:53:25,987 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:53:25,988 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:53:25,988 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:53:25,989 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:53:25,989 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:53:25,989 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:53:25,990 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:53:25,990 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:53:25,992 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_a12cb9ee-3a51-43e3-9fae-d957cdf3862a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a12cb9ee-3a51-43e3-9fae-d957cdf3862a/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6328ead9c10c029445fd051d7c6329db494c1000fb08b7313fbd69c70835e259 [2023-11-11 23:53:26,555 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:53:26,590 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:53:26,596 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:53:26,598 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:53:26,599 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:53:26,601 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a12cb9ee-3a51-43e3-9fae-d957cdf3862a/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-wmm/safe007_power.opt-thin001_power.opt.i [2023-11-11 23:53:30,466 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:53:30,850 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:53:30,850 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a12cb9ee-3a51-43e3-9fae-d957cdf3862a/sv-benchmarks/c/pthread-wmm/safe007_power.opt-thin001_power.opt.i [2023-11-11 23:53:30,869 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a12cb9ee-3a51-43e3-9fae-d957cdf3862a/bin/ukojak-verify-0OAaufAVZV/data/cb461cbd8/81b3ad2ee7f44a18bf4239cb99dec3b3/FLAG31646ea64 [2023-11-11 23:53:30,884 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a12cb9ee-3a51-43e3-9fae-d957cdf3862a/bin/ukojak-verify-0OAaufAVZV/data/cb461cbd8/81b3ad2ee7f44a18bf4239cb99dec3b3 [2023-11-11 23:53:30,886 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:53:30,888 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:53:30,889 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:53:30,889 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:53:30,894 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:53:30,895 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:53:30" (1/1) ... [2023-11-11 23:53:30,896 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@569d40c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:30, skipping insertion in model container [2023-11-11 23:53:30,896 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:53:30" (1/1) ... [2023-11-11 23:53:30,947 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:53:31,385 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:53:31,420 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:53:31,492 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:53:31,535 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:53:31,535 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:53:31,542 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:53:31,543 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:31 WrapperNode [2023-11-11 23:53:31,543 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:53:31,544 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:53:31,544 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:53:31,544 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:53:31,552 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:31" (1/1) ... [2023-11-11 23:53:31,572 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:31" (1/1) ... [2023-11-11 23:53:31,610 INFO L138 Inliner]: procedures = 180, calls = 72, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 141 [2023-11-11 23:53:31,613 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:53:31,613 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:53:31,614 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:53:31,614 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:53:31,623 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:31" (1/1) ... [2023-11-11 23:53:31,623 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:31" (1/1) ... [2023-11-11 23:53:31,629 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:31" (1/1) ... [2023-11-11 23:53:31,639 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:31" (1/1) ... [2023-11-11 23:53:31,672 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:31" (1/1) ... [2023-11-11 23:53:31,675 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:31" (1/1) ... [2023-11-11 23:53:31,680 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:31" (1/1) ... [2023-11-11 23:53:31,682 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:31" (1/1) ... [2023-11-11 23:53:31,691 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:53:31,692 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:53:31,692 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:53:31,693 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:53:31,693 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:31" (1/1) ... [2023-11-11 23:53:31,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:53:31,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a12cb9ee-3a51-43e3-9fae-d957cdf3862a/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:53:31,767 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a12cb9ee-3a51-43e3-9fae-d957cdf3862a/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:53:31,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a12cb9ee-3a51-43e3-9fae-d957cdf3862a/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:53:31,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-11 23:53:31,860 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-11 23:53:31,860 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-11 23:53:31,862 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:53:31,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:53:31,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:53:31,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:53:31,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:53:31,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:53:31,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-11 23:53:31,863 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-11 23:53:31,863 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-11 23:53:31,864 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-11 23:53:31,864 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-11 23:53:31,866 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-11 23:53:31,867 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-11 23:53:31,867 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:53:31,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:53:31,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:53:31,870 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:53:32,145 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:53:32,148 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:53:32,772 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:53:33,253 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:53:33,254 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:53:33,255 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L784 is neither atomic block end nor a sink node. [2023-11-11 23:53:33,257 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) [2023-11-11 23:53:33,264 INFO L158 Benchmark]: Toolchain (without parser) took 2374.90ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 50.5MB in the beginning and 65.2MB in the end (delta: -14.7MB). Peak memory consumption was 38.3MB. Max. memory is 16.1GB. [2023-11-11 23:53:33,265 INFO L158 Benchmark]: CDTParser took 1.59ms. Allocated memory is still 75.5MB. Free memory is still 51.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:53:33,265 INFO L158 Benchmark]: CACSL2BoogieTranslator took 654.41ms. Allocated memory is still 75.5MB. Free memory was 50.2MB in the beginning and 42.3MB in the end (delta: 7.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-11 23:53:33,267 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.69ms. Allocated memory is still 75.5MB. Free memory was 42.0MB in the beginning and 39.6MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:53:33,268 INFO L158 Benchmark]: Boogie Preprocessor took 78.22ms. Allocated memory is still 75.5MB. Free memory was 39.6MB in the beginning and 37.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:53:33,269 INFO L158 Benchmark]: RCFGBuilder took 1569.36ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 36.7MB in the beginning and 65.2MB in the end (delta: -28.5MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. [2023-11-11 23:53:33,278 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.59ms. Allocated memory is still 75.5MB. Free memory is still 51.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 654.41ms. Allocated memory is still 75.5MB. Free memory was 50.2MB in the beginning and 42.3MB in the end (delta: 7.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.69ms. Allocated memory is still 75.5MB. Free memory was 42.0MB in the beginning and 39.6MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 78.22ms. Allocated memory is still 75.5MB. Free memory was 39.6MB in the beginning and 37.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1569.36ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 36.7MB in the beginning and 65.2MB in the end (delta: -28.5MB). Peak memory consumption was 23.7MB. 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. [2023-11-11 23:53:33,314 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a12cb9ee-3a51-43e3-9fae-d957cdf3862a/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?