./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix040_tso.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_792d6bc5-a3dc-4830-b706-66b07d4b5779/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_792d6bc5-a3dc-4830-b706-66b07d4b5779/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_792d6bc5-a3dc-4830-b706-66b07d4b5779/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_792d6bc5-a3dc-4830-b706-66b07d4b5779/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix040_tso.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_792d6bc5-a3dc-4830-b706-66b07d4b5779/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_792d6bc5-a3dc-4830-b706-66b07d4b5779/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 26c011a0e45020881b0eb90c07839ec48e6b26942e49028568b078c64e0cf722 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:40:41,947 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:40:42,082 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_792d6bc5-a3dc-4830-b706-66b07d4b5779/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:40:42,091 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:40:42,092 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:40:42,140 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:40:42,141 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:40:42,142 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:40:42,143 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:40:42,149 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:40:42,150 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:40:42,151 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:40:42,151 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:40:42,153 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:40:42,153 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:40:42,154 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:40:42,154 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:40:42,155 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:40:42,155 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:40:42,155 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:40:42,156 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:40:42,156 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:40:42,157 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:40:42,157 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:40:42,158 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:40:42,160 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:40:42,161 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:40:42,161 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:40:42,162 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:40:42,162 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:40:42,163 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:40:42,164 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:40:42,164 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:40:42,164 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:40:42,165 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_792d6bc5-a3dc-4830-b706-66b07d4b5779/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_792d6bc5-a3dc-4830-b706-66b07d4b5779/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 26c011a0e45020881b0eb90c07839ec48e6b26942e49028568b078c64e0cf722 [2023-11-11 23:40:42,507 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:40:42,543 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:40:42,546 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:40:42,547 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:40:42,548 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:40:42,550 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_792d6bc5-a3dc-4830-b706-66b07d4b5779/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-wmm/mix040_tso.oepc.i [2023-11-11 23:40:45,706 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:40:46,051 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:40:46,052 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_792d6bc5-a3dc-4830-b706-66b07d4b5779/sv-benchmarks/c/pthread-wmm/mix040_tso.oepc.i [2023-11-11 23:40:46,080 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_792d6bc5-a3dc-4830-b706-66b07d4b5779/bin/ukojak-verify-0OAaufAVZV/data/f1b3b823f/7e5f733de20e43b1ad643f5c8ad8bb73/FLAGdeb805d47 [2023-11-11 23:40:46,096 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_792d6bc5-a3dc-4830-b706-66b07d4b5779/bin/ukojak-verify-0OAaufAVZV/data/f1b3b823f/7e5f733de20e43b1ad643f5c8ad8bb73 [2023-11-11 23:40:46,099 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:40:46,100 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:40:46,102 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:40:46,102 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:40:46,108 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:40:46,109 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:40:46" (1/1) ... [2023-11-11 23:40:46,110 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56163120 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:46, skipping insertion in model container [2023-11-11 23:40:46,111 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:40:46" (1/1) ... [2023-11-11 23:40:46,184 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:40:46,678 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:40:46,692 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:40:46,782 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:40:46,819 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:40:46,820 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:40:46,828 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:40:46,828 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:46 WrapperNode [2023-11-11 23:40:46,828 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:40:46,829 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:40:46,829 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:40:46,830 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:40:46,837 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:46" (1/1) ... [2023-11-11 23:40:46,855 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:46" (1/1) ... [2023-11-11 23:40:46,887 INFO L138 Inliner]: procedures = 177, calls = 72, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 129 [2023-11-11 23:40:46,891 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:40:46,892 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:40:46,893 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:40:46,893 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:40:46,908 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:46" (1/1) ... [2023-11-11 23:40:46,909 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:46" (1/1) ... [2023-11-11 23:40:46,916 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:46" (1/1) ... [2023-11-11 23:40:46,917 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:46" (1/1) ... [2023-11-11 23:40:46,931 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:46" (1/1) ... [2023-11-11 23:40:46,942 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:46" (1/1) ... [2023-11-11 23:40:46,948 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:46" (1/1) ... [2023-11-11 23:40:46,951 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:46" (1/1) ... [2023-11-11 23:40:46,958 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:40:46,959 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:40:46,959 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:40:46,960 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:40:46,961 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:46" (1/1) ... [2023-11-11 23:40:46,968 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:40:47,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_792d6bc5-a3dc-4830-b706-66b07d4b5779/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:40:47,038 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_792d6bc5-a3dc-4830-b706-66b07d4b5779/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:40:47,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_792d6bc5-a3dc-4830-b706-66b07d4b5779/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:40:47,134 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-11 23:40:47,134 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-11 23:40:47,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:40:47,135 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:40:47,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:40:47,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:40:47,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:40:47,136 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-11 23:40:47,137 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-11 23:40:47,137 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-11 23:40:47,137 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-11 23:40:47,137 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-11 23:40:47,137 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-11 23:40:47,138 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-11 23:40:47,138 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-11 23:40:47,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:40:47,138 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:40:47,138 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:40:47,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:40:47,142 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 23:40:47,394 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:40:47,397 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:40:47,845 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:40:48,002 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:40:48,003 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:40:48,004 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L791 is neither atomic block end nor a sink node. [2023-11-11 23:40:48,004 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 23:40:48,009 INFO L158 Benchmark]: Toolchain (without parser) took 1908.01ms. Allocated memory is still 142.6MB. Free memory was 109.0MB in the beginning and 74.0MB in the end (delta: 35.0MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-11 23:40:48,010 INFO L158 Benchmark]: CDTParser took 0.68ms. Allocated memory is still 117.4MB. Free memory is still 90.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:40:48,011 INFO L158 Benchmark]: CACSL2BoogieTranslator took 726.49ms. Allocated memory is still 142.6MB. Free memory was 109.0MB in the beginning and 85.1MB in the end (delta: 23.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-11 23:40:48,012 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.50ms. Allocated memory is still 142.6MB. Free memory was 85.1MB in the beginning and 82.4MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:40:48,012 INFO L158 Benchmark]: Boogie Preprocessor took 66.02ms. Allocated memory is still 142.6MB. Free memory was 82.4MB in the beginning and 80.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:40:48,013 INFO L158 Benchmark]: RCFGBuilder took 1048.45ms. Allocated memory is still 142.6MB. Free memory was 80.2MB in the beginning and 74.0MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-11 23:40:48,016 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.68ms. Allocated memory is still 117.4MB. Free memory is still 90.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 726.49ms. Allocated memory is still 142.6MB. Free memory was 109.0MB in the beginning and 85.1MB in the end (delta: 23.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.50ms. Allocated memory is still 142.6MB. Free memory was 85.1MB in the beginning and 82.4MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.02ms. Allocated memory is still 142.6MB. Free memory was 82.4MB in the beginning and 80.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1048.45ms. Allocated memory is still 142.6MB. Free memory was 80.2MB in the beginning and 74.0MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. 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 23:40:48,042 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_792d6bc5-a3dc-4830-b706-66b07d4b5779/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_792d6bc5-a3dc-4830-b706-66b07d4b5779/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_792d6bc5-a3dc-4830-b706-66b07d4b5779/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_792d6bc5-a3dc-4830-b706-66b07d4b5779/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_792d6bc5-a3dc-4830-b706-66b07d4b5779/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix040_tso.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_792d6bc5-a3dc-4830-b706-66b07d4b5779/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_792d6bc5-a3dc-4830-b706-66b07d4b5779/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 26c011a0e45020881b0eb90c07839ec48e6b26942e49028568b078c64e0cf722 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:40:50,931 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:40:51,068 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_792d6bc5-a3dc-4830-b706-66b07d4b5779/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-11 23:40:51,121 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:40:51,122 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:40:51,123 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:40:51,124 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:40:51,125 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:40:51,127 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:40:51,132 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:40:51,132 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:40:51,133 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:40:51,133 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:40:51,135 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:40:51,136 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:40:51,136 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:40:51,137 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:40:51,137 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:40:51,138 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:40:51,139 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:40:51,139 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:40:51,140 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:40:51,140 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:40:51,141 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:40:51,141 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:40:51,142 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:40:51,142 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:40:51,143 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:40:51,143 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:40:51,143 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:40:51,145 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:40:51,145 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:40:51,146 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:40:51,146 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:40:51,146 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:40:51,147 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:40:51,147 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:40:51,147 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:40:51,148 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:40:51,149 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_792d6bc5-a3dc-4830-b706-66b07d4b5779/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_792d6bc5-a3dc-4830-b706-66b07d4b5779/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 26c011a0e45020881b0eb90c07839ec48e6b26942e49028568b078c64e0cf722 [2023-11-11 23:40:51,561 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:40:51,591 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:40:51,594 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:40:51,596 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:40:51,597 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:40:51,598 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_792d6bc5-a3dc-4830-b706-66b07d4b5779/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-wmm/mix040_tso.oepc.i [2023-11-11 23:40:54,727 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:40:55,075 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:40:55,076 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_792d6bc5-a3dc-4830-b706-66b07d4b5779/sv-benchmarks/c/pthread-wmm/mix040_tso.oepc.i [2023-11-11 23:40:55,100 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_792d6bc5-a3dc-4830-b706-66b07d4b5779/bin/ukojak-verify-0OAaufAVZV/data/02b8e25a0/83f82230c10d42e498e834163340387d/FLAGf33779864 [2023-11-11 23:40:55,115 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_792d6bc5-a3dc-4830-b706-66b07d4b5779/bin/ukojak-verify-0OAaufAVZV/data/02b8e25a0/83f82230c10d42e498e834163340387d [2023-11-11 23:40:55,118 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:40:55,119 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:40:55,121 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:40:55,121 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:40:55,125 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:40:55,126 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:40:55" (1/1) ... [2023-11-11 23:40:55,127 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53e9aef6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:55, skipping insertion in model container [2023-11-11 23:40:55,127 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:40:55" (1/1) ... [2023-11-11 23:40:55,213 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:40:55,861 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:40:55,891 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:40:56,002 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:40:56,080 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:40:56,080 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:40:56,088 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:40:56,089 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:56 WrapperNode [2023-11-11 23:40:56,090 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:40:56,091 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:40:56,091 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:40:56,091 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:40:56,099 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:56" (1/1) ... [2023-11-11 23:40:56,129 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:56" (1/1) ... [2023-11-11 23:40:56,177 INFO L138 Inliner]: procedures = 180, calls = 72, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 130 [2023-11-11 23:40:56,177 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:40:56,178 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:40:56,178 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:40:56,178 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:40:56,188 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:56" (1/1) ... [2023-11-11 23:40:56,189 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:56" (1/1) ... [2023-11-11 23:40:56,195 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:56" (1/1) ... [2023-11-11 23:40:56,205 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:56" (1/1) ... [2023-11-11 23:40:56,216 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:56" (1/1) ... [2023-11-11 23:40:56,230 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:56" (1/1) ... [2023-11-11 23:40:56,238 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:56" (1/1) ... [2023-11-11 23:40:56,253 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:56" (1/1) ... [2023-11-11 23:40:56,258 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:40:56,259 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:40:56,259 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:40:56,260 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:40:56,261 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:56" (1/1) ... [2023-11-11 23:40:56,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:40:56,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_792d6bc5-a3dc-4830-b706-66b07d4b5779/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:40:56,303 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_792d6bc5-a3dc-4830-b706-66b07d4b5779/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:40:56,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_792d6bc5-a3dc-4830-b706-66b07d4b5779/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:40:56,352 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-11 23:40:56,353 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-11 23:40:56,353 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:40:56,353 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:40:56,353 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:40:56,353 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:40:56,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:40:56,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:40:56,354 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-11 23:40:56,354 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-11 23:40:56,354 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-11 23:40:56,354 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-11 23:40:56,355 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-11 23:40:56,355 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-11 23:40:56,356 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-11 23:40:56,357 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-11 23:40:56,357 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:40:56,358 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:40:56,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:40:56,359 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 23:40:56,594 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:40:56,596 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:40:56,991 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:40:57,179 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:40:57,179 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:40:57,180 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L791 is neither atomic block end nor a sink node. [2023-11-11 23:40:57,181 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 23:40:57,186 INFO L158 Benchmark]: Toolchain (without parser) took 2065.98ms. Allocated memory is still 92.3MB. Free memory was 67.5MB in the beginning and 51.6MB in the end (delta: 15.9MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. [2023-11-11 23:40:57,187 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 67.1MB. Free memory is still 43.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:40:57,188 INFO L158 Benchmark]: CACSL2BoogieTranslator took 969.24ms. Allocated memory is still 92.3MB. Free memory was 67.2MB in the beginning and 65.9MB in the end (delta: 1.4MB). Peak memory consumption was 26.8MB. Max. memory is 16.1GB. [2023-11-11 23:40:57,189 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.54ms. Allocated memory is still 92.3MB. Free memory was 65.9MB in the beginning and 63.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:40:57,191 INFO L158 Benchmark]: Boogie Preprocessor took 80.46ms. Allocated memory is still 92.3MB. Free memory was 63.3MB in the beginning and 60.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:40:57,192 INFO L158 Benchmark]: RCFGBuilder took 924.88ms. Allocated memory is still 92.3MB. Free memory was 60.7MB in the beginning and 51.6MB in the end (delta: 9.1MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. [2023-11-11 23:40:57,196 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 67.1MB. Free memory is still 43.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 969.24ms. Allocated memory is still 92.3MB. Free memory was 67.2MB in the beginning and 65.9MB in the end (delta: 1.4MB). Peak memory consumption was 26.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.54ms. Allocated memory is still 92.3MB. Free memory was 65.9MB in the beginning and 63.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 80.46ms. Allocated memory is still 92.3MB. Free memory was 63.3MB in the beginning and 60.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 924.88ms. Allocated memory is still 92.3MB. Free memory was 60.7MB in the beginning and 51.6MB in the end (delta: 9.1MB). Peak memory consumption was 32.5MB. 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 23:40:57,229 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_792d6bc5-a3dc-4830-b706-66b07d4b5779/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?