./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix027_power.oepc_pso.oepc_rmo.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7d10-1f75-47ea-9c3f-a5109afff474/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7d10-1f75-47ea-9c3f-a5109afff474/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_ad1c7d10-1f75-47ea-9c3f-a5109afff474/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7d10-1f75-47ea-9c3f-a5109afff474/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix027_power.oepc_pso.oepc_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7d10-1f75-47ea-9c3f-a5109afff474/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_ad1c7d10-1f75-47ea-9c3f-a5109afff474/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 d8f535cb798ce58a79ec2e9a728d4e5d884025e215c7cfd9880fc53267dd5a20 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:04:26,832 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:04:26,982 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7d10-1f75-47ea-9c3f-a5109afff474/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-12 00:04:26,993 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:04:26,994 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:04:27,037 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:04:27,038 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:04:27,039 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:04:27,040 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:04:27,046 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:04:27,047 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:04:27,047 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:04:27,048 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:04:27,050 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:04:27,050 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:04:27,051 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:04:27,051 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:04:27,052 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:04:27,052 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:04:27,053 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:04:27,054 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:04:27,054 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:04:27,055 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:04:27,055 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:04:27,056 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:04:27,056 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:04:27,057 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:04:27,058 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:04:27,059 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:04:27,059 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:04:27,061 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:04:27,061 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:04:27,061 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:04:27,062 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:04:27,062 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_ad1c7d10-1f75-47ea-9c3f-a5109afff474/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7d10-1f75-47ea-9c3f-a5109afff474/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d8f535cb798ce58a79ec2e9a728d4e5d884025e215c7cfd9880fc53267dd5a20 [2023-11-12 00:04:27,395 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:04:27,422 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:04:27,425 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:04:27,427 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:04:27,428 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:04:27,429 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7d10-1f75-47ea-9c3f-a5109afff474/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-wmm/mix027_power.oepc_pso.oepc_rmo.oepc.i [2023-11-12 00:04:30,500 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:04:30,891 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:04:30,892 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7d10-1f75-47ea-9c3f-a5109afff474/sv-benchmarks/c/pthread-wmm/mix027_power.oepc_pso.oepc_rmo.oepc.i [2023-11-12 00:04:30,921 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7d10-1f75-47ea-9c3f-a5109afff474/bin/ukojak-verify-0OAaufAVZV/data/a45ae3760/3ff528f703d04d649bda04228ddabc7f/FLAG9011316af [2023-11-12 00:04:30,940 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7d10-1f75-47ea-9c3f-a5109afff474/bin/ukojak-verify-0OAaufAVZV/data/a45ae3760/3ff528f703d04d649bda04228ddabc7f [2023-11-12 00:04:30,945 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:04:30,947 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:04:30,950 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:04:30,950 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:04:30,956 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:04:30,958 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:04:30" (1/1) ... [2023-11-12 00:04:30,959 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51e46f13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:30, skipping insertion in model container [2023-11-12 00:04:30,960 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:04:30" (1/1) ... [2023-11-12 00:04:31,032 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:04:31,551 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:31,567 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:04:31,659 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:31,714 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:04:31,715 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:04:31,723 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:04:31,723 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:31 WrapperNode [2023-11-12 00:04:31,724 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:04:31,725 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:04:31,726 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:04:31,726 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:04:31,734 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:31" (1/1) ... [2023-11-12 00:04:31,751 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:31" (1/1) ... [2023-11-12 00:04:31,788 INFO L138 Inliner]: procedures = 177, calls = 70, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 111 [2023-11-12 00:04:31,789 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:04:31,789 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:04:31,790 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:04:31,790 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:04:31,800 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:31" (1/1) ... [2023-11-12 00:04:31,801 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:31" (1/1) ... [2023-11-12 00:04:31,806 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:31" (1/1) ... [2023-11-12 00:04:31,806 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:31" (1/1) ... [2023-11-12 00:04:31,820 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:31" (1/1) ... [2023-11-12 00:04:31,823 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:31" (1/1) ... [2023-11-12 00:04:31,827 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:31" (1/1) ... [2023-11-12 00:04:31,830 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:31" (1/1) ... [2023-11-12 00:04:31,845 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:04:31,852 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:04:31,853 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:04:31,853 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:04:31,854 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:31" (1/1) ... [2023-11-12 00:04:31,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:04:31,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7d10-1f75-47ea-9c3f-a5109afff474/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:04:31,892 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7d10-1f75-47ea-9c3f-a5109afff474/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:04:31,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7d10-1f75-47ea-9c3f-a5109afff474/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:04:31,947 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-12 00:04:31,947 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-12 00:04:31,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:04:31,948 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-12 00:04:31,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:04:31,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:04:31,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:04:31,950 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-12 00:04:31,950 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-12 00:04:31,950 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-12 00:04:31,951 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-12 00:04:31,951 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-12 00:04:31,951 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-12 00:04:31,951 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-12 00:04:31,952 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-12 00:04:31,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:04:31,952 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-12 00:04:31,952 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:04:31,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:04:31,956 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-12 00:04:32,212 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:04:32,215 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:04:32,668 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:04:32,852 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:04:32,854 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:04:32,855 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L754 is neither atomic block end nor a sink node. [2023-11-12 00:04:32,856 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-12 00:04:32,865 INFO L158 Benchmark]: Toolchain (without parser) took 1917.12ms. Allocated memory is still 188.7MB. Free memory was 153.6MB in the beginning and 82.6MB in the end (delta: 71.0MB). Peak memory consumption was 71.3MB. Max. memory is 16.1GB. [2023-11-12 00:04:32,866 INFO L158 Benchmark]: CDTParser took 0.72ms. Allocated memory is still 130.0MB. Free memory is still 73.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:04:32,867 INFO L158 Benchmark]: CACSL2BoogieTranslator took 774.01ms. Allocated memory is still 188.7MB. Free memory was 153.6MB in the beginning and 128.7MB in the end (delta: 24.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-12 00:04:32,868 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.54ms. Allocated memory is still 188.7MB. Free memory was 128.7MB in the beginning and 126.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:04:32,869 INFO L158 Benchmark]: Boogie Preprocessor took 61.70ms. Allocated memory is still 188.7MB. Free memory was 126.6MB in the beginning and 124.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:04:32,871 INFO L158 Benchmark]: RCFGBuilder took 1011.20ms. Allocated memory is still 188.7MB. Free memory was 124.6MB in the beginning and 82.6MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2023-11-12 00:04:32,875 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.72ms. Allocated memory is still 130.0MB. Free memory is still 73.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 774.01ms. Allocated memory is still 188.7MB. Free memory was 153.6MB in the beginning and 128.7MB in the end (delta: 24.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.54ms. Allocated memory is still 188.7MB. Free memory was 128.7MB in the beginning and 126.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.70ms. Allocated memory is still 188.7MB. Free memory was 126.6MB in the beginning and 124.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1011.20ms. Allocated memory is still 188.7MB. Free memory was 124.6MB in the beginning and 82.6MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:04:32,911 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7d10-1f75-47ea-9c3f-a5109afff474/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7d10-1f75-47ea-9c3f-a5109afff474/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7d10-1f75-47ea-9c3f-a5109afff474/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_ad1c7d10-1f75-47ea-9c3f-a5109afff474/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7d10-1f75-47ea-9c3f-a5109afff474/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix027_power.oepc_pso.oepc_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7d10-1f75-47ea-9c3f-a5109afff474/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_ad1c7d10-1f75-47ea-9c3f-a5109afff474/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 d8f535cb798ce58a79ec2e9a728d4e5d884025e215c7cfd9880fc53267dd5a20 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:04:35,618 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:04:35,697 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7d10-1f75-47ea-9c3f-a5109afff474/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-12 00:04:35,768 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:04:35,769 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:04:35,770 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:04:35,772 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:04:35,773 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:04:35,774 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:04:35,779 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:04:35,780 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:04:35,780 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:04:35,781 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:04:35,783 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:04:35,783 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:04:35,784 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:04:35,784 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:04:35,785 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:04:35,785 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:04:35,787 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:04:35,787 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:04:35,788 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:04:35,789 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:04:35,789 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:04:35,790 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:04:35,790 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:04:35,791 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-12 00:04:35,791 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:04:35,792 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-12 00:04:35,792 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:04:35,794 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:04:35,794 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:04:35,794 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:04:35,795 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:04:35,795 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:04:35,795 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:04:35,796 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:04:35,796 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-12 00:04:35,796 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:04:35,797 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_ad1c7d10-1f75-47ea-9c3f-a5109afff474/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7d10-1f75-47ea-9c3f-a5109afff474/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d8f535cb798ce58a79ec2e9a728d4e5d884025e215c7cfd9880fc53267dd5a20 [2023-11-12 00:04:36,224 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:04:36,262 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:04:36,265 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:04:36,267 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:04:36,268 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:04:36,270 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7d10-1f75-47ea-9c3f-a5109afff474/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-wmm/mix027_power.oepc_pso.oepc_rmo.oepc.i [2023-11-12 00:04:39,648 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:04:39,996 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:04:39,997 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7d10-1f75-47ea-9c3f-a5109afff474/sv-benchmarks/c/pthread-wmm/mix027_power.oepc_pso.oepc_rmo.oepc.i [2023-11-12 00:04:40,019 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7d10-1f75-47ea-9c3f-a5109afff474/bin/ukojak-verify-0OAaufAVZV/data/ecd76f244/10724bbffde24917bcc23b5cdebf6869/FLAG5c4f0acc1 [2023-11-12 00:04:40,034 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7d10-1f75-47ea-9c3f-a5109afff474/bin/ukojak-verify-0OAaufAVZV/data/ecd76f244/10724bbffde24917bcc23b5cdebf6869 [2023-11-12 00:04:40,037 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:04:40,038 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:04:40,040 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:04:40,040 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:04:40,045 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:04:40,046 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:04:40" (1/1) ... [2023-11-12 00:04:40,077 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a258af2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:40, skipping insertion in model container [2023-11-12 00:04:40,080 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:04:40" (1/1) ... [2023-11-12 00:04:40,148 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:04:40,646 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:40,669 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:04:40,779 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:40,819 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:04:40,820 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:04:40,828 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:04:40,828 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:40 WrapperNode [2023-11-12 00:04:40,828 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:04:40,830 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:04:40,830 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:04:40,831 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:04:40,838 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:40" (1/1) ... [2023-11-12 00:04:40,887 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:40" (1/1) ... [2023-11-12 00:04:40,928 INFO L138 Inliner]: procedures = 180, calls = 70, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 112 [2023-11-12 00:04:40,928 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:04:40,930 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:04:40,931 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:04:40,931 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:04:40,945 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:40" (1/1) ... [2023-11-12 00:04:40,945 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:40" (1/1) ... [2023-11-12 00:04:40,965 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:40" (1/1) ... [2023-11-12 00:04:40,969 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:40" (1/1) ... [2023-11-12 00:04:40,987 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:40" (1/1) ... [2023-11-12 00:04:41,001 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:40" (1/1) ... [2023-11-12 00:04:41,005 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:40" (1/1) ... [2023-11-12 00:04:41,031 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:40" (1/1) ... [2023-11-12 00:04:41,047 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:04:41,048 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:04:41,048 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:04:41,048 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:04:41,049 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:40" (1/1) ... [2023-11-12 00:04:41,055 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:04:41,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7d10-1f75-47ea-9c3f-a5109afff474/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:04:41,105 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7d10-1f75-47ea-9c3f-a5109afff474/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:04:41,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7d10-1f75-47ea-9c3f-a5109afff474/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:04:41,166 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-12 00:04:41,166 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-12 00:04:41,166 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-12 00:04:41,166 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:04:41,166 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:04:41,167 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:04:41,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-12 00:04:41,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:04:41,167 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-12 00:04:41,167 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-12 00:04:41,167 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-12 00:04:41,168 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-12 00:04:41,168 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-12 00:04:41,168 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-12 00:04:41,170 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-12 00:04:41,171 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-12 00:04:41,171 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-12 00:04:41,171 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:04:41,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:04:41,173 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-12 00:04:41,414 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:04:41,417 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:04:41,831 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:04:42,051 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:04:42,052 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:04:42,053 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L754 is neither atomic block end nor a sink node. [2023-11-12 00:04:42,053 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-12 00:04:42,060 INFO L158 Benchmark]: Toolchain (without parser) took 2020.20ms. Allocated memory was 65.0MB in the beginning and 90.2MB in the end (delta: 25.2MB). Free memory was 31.0MB in the beginning and 48.8MB in the end (delta: -17.8MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2023-11-12 00:04:42,060 INFO L158 Benchmark]: CDTParser took 1.40ms. Allocated memory is still 65.0MB. Free memory was 42.1MB in the beginning and 42.1MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:04:42,061 INFO L158 Benchmark]: CACSL2BoogieTranslator took 788.70ms. Allocated memory was 65.0MB in the beginning and 90.2MB in the end (delta: 25.2MB). Free memory was 30.8MB in the beginning and 46.4MB in the end (delta: -15.6MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2023-11-12 00:04:42,063 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.85ms. Allocated memory is still 90.2MB. Free memory was 46.4MB in the beginning and 44.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:04:42,064 INFO L158 Benchmark]: Boogie Preprocessor took 117.55ms. Allocated memory is still 90.2MB. Free memory was 44.0MB in the beginning and 68.5MB in the end (delta: -24.5MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. [2023-11-12 00:04:42,065 INFO L158 Benchmark]: RCFGBuilder took 1009.88ms. Allocated memory is still 90.2MB. Free memory was 68.5MB in the beginning and 48.8MB in the end (delta: 19.7MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. [2023-11-12 00:04:42,075 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.40ms. Allocated memory is still 65.0MB. Free memory was 42.1MB in the beginning and 42.1MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 788.70ms. Allocated memory was 65.0MB in the beginning and 90.2MB in the end (delta: 25.2MB). Free memory was 30.8MB in the beginning and 46.4MB in the end (delta: -15.6MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.85ms. Allocated memory is still 90.2MB. Free memory was 46.4MB in the beginning and 44.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 117.55ms. Allocated memory is still 90.2MB. Free memory was 44.0MB in the beginning and 68.5MB in the end (delta: -24.5MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1009.88ms. Allocated memory is still 90.2MB. Free memory was 68.5MB in the beginning and 48.8MB in the end (delta: 19.7MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:04:42,104 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad1c7d10-1f75-47ea-9c3f-a5109afff474/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?