./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix021_tso.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b 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_502bdf2a-4e95-476f-acf1-726b75007886/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502bdf2a-4e95-476f-acf1-726b75007886/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502bdf2a-4e95-476f-acf1-726b75007886/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502bdf2a-4e95-476f-acf1-726b75007886/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix021_tso.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502bdf2a-4e95-476f-acf1-726b75007886/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502bdf2a-4e95-476f-acf1-726b75007886/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --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 1821be0ec0c098ba0cd2fb39edc7421f58889218b21285544a5e01e847e429e6 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 17:10:26,538 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:10:26,541 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:10:26,585 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:10:26,586 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:10:26,589 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:10:26,592 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:10:26,595 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:10:26,598 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:10:26,605 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:10:26,607 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:10:26,608 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:10:26,609 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:10:26,611 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:10:26,614 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:10:26,617 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:10:26,619 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:10:26,621 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:10:26,622 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:10:26,628 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:10:26,631 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:10:26,634 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:10:26,636 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:10:26,637 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:10:26,645 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:10:26,649 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:10:26,649 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:10:26,650 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:10:26,652 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:10:26,653 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:10:26,654 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:10:26,655 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:10:26,657 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:10:26,659 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:10:26,660 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:10:26,660 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:10:26,661 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:10:26,661 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:10:26,662 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:10:26,663 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:10:26,664 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:10:26,664 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502bdf2a-4e95-476f-acf1-726b75007886/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 17:10:26,707 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:10:26,708 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:10:26,709 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:10:26,709 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:10:26,710 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:10:26,710 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:10:26,711 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:10:26,711 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:10:26,711 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:10:26,711 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:10:26,712 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:10:26,713 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:10:26,713 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:10:26,713 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:10:26,713 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:10:26,714 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:10:26,714 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:10:26,714 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:10:26,714 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:10:26,714 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:10:26,715 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:10:26,715 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:10:26,715 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:10:26,715 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:10:26,716 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:10:26,716 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:10:26,716 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:10:26,716 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:10:26,717 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:10:26,717 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:10:26,718 INFO L138 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_502bdf2a-4e95-476f-acf1-726b75007886/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502bdf2a-4e95-476f-acf1-726b75007886/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1821be0ec0c098ba0cd2fb39edc7421f58889218b21285544a5e01e847e429e6 [2022-11-20 17:10:26,988 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:10:27,016 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:10:27,019 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:10:27,020 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:10:27,020 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:10:27,021 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502bdf2a-4e95-476f-acf1-726b75007886/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread-wmm/mix021_tso.oepc.i [2022-11-20 17:10:30,090 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:10:30,345 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:10:30,346 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502bdf2a-4e95-476f-acf1-726b75007886/sv-benchmarks/c/pthread-wmm/mix021_tso.oepc.i [2022-11-20 17:10:30,360 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502bdf2a-4e95-476f-acf1-726b75007886/bin/ukojak-pZX7IvK2PQ/data/2e31a07df/0d8f9043c12745a1a19c079c6289596d/FLAGf13d7b677 [2022-11-20 17:10:30,379 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502bdf2a-4e95-476f-acf1-726b75007886/bin/ukojak-pZX7IvK2PQ/data/2e31a07df/0d8f9043c12745a1a19c079c6289596d [2022-11-20 17:10:30,386 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:10:30,389 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:10:30,390 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:10:30,390 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:10:30,394 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:10:30,395 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:10:30" (1/1) ... [2022-11-20 17:10:30,396 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@462adfd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:30, skipping insertion in model container [2022-11-20 17:10:30,396 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:10:30" (1/1) ... [2022-11-20 17:10:30,405 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:10:30,469 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:10:30,707 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502bdf2a-4e95-476f-acf1-726b75007886/sv-benchmarks/c/pthread-wmm/mix021_tso.oepc.i[949,962] [2022-11-20 17:10:31,005 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:10:31,016 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:10:31,029 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502bdf2a-4e95-476f-acf1-726b75007886/sv-benchmarks/c/pthread-wmm/mix021_tso.oepc.i[949,962] [2022-11-20 17:10:31,082 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:10:31,139 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:10:31,140 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:31 WrapperNode [2022-11-20 17:10:31,142 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:10:31,143 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:10:31,143 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:10:31,144 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:10:31,152 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:31" (1/1) ... [2022-11-20 17:10:31,207 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:31" (1/1) ... [2022-11-20 17:10:31,234 INFO L138 Inliner]: procedures = 177, calls = 69, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 118 [2022-11-20 17:10:31,235 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:10:31,236 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:10:31,236 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:10:31,236 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:10:31,247 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:31" (1/1) ... [2022-11-20 17:10:31,247 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:31" (1/1) ... [2022-11-20 17:10:31,261 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:31" (1/1) ... [2022-11-20 17:10:31,262 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:31" (1/1) ... [2022-11-20 17:10:31,275 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:31" (1/1) ... [2022-11-20 17:10:31,290 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:31" (1/1) ... [2022-11-20 17:10:31,292 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:31" (1/1) ... [2022-11-20 17:10:31,294 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:31" (1/1) ... [2022-11-20 17:10:31,297 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:10:31,305 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:10:31,306 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:10:31,306 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:10:31,307 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:31" (1/1) ... [2022-11-20 17:10:31,313 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:10:31,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502bdf2a-4e95-476f-acf1-726b75007886/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:10:31,343 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502bdf2a-4e95-476f-acf1-726b75007886/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:10:31,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502bdf2a-4e95-476f-acf1-726b75007886/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:10:31,393 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-20 17:10:31,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-20 17:10:31,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:10:31,393 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 17:10:31,393 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:10:31,394 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:10:31,394 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:10:31,394 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-20 17:10:31,394 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-20 17:10:31,394 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-20 17:10:31,394 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-20 17:10:31,394 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-20 17:10:31,395 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-20 17:10:31,395 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-11-20 17:10:31,395 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-11-20 17:10:31,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:10:31,395 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 17:10:31,395 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:10:31,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:10:31,397 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 17:10:31,621 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:10:31,623 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:10:32,090 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:10:32,321 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:10:32,321 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:10:32,322 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L789 is neither atomic block end nor a sink node. [2022-11-20 17:10:32,323 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:303) 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:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) 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) [2022-11-20 17:10:32,328 INFO L158 Benchmark]: Toolchain (without parser) took 1938.56ms. Allocated memory is still 163.6MB. Free memory was 117.0MB in the beginning and 109.0MB in the end (delta: 8.1MB). Peak memory consumption was 51.2MB. Max. memory is 16.1GB. [2022-11-20 17:10:32,329 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 132.1MB. Free memory was 74.2MB in the beginning and 74.0MB in the end (delta: 117.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:10:32,330 INFO L158 Benchmark]: CACSL2BoogieTranslator took 752.18ms. Allocated memory is still 163.6MB. Free memory was 117.0MB in the beginning and 93.4MB in the end (delta: 23.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-20 17:10:32,330 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.05ms. Allocated memory is still 163.6MB. Free memory was 93.4MB in the beginning and 90.4MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 17:10:32,331 INFO L158 Benchmark]: Boogie Preprocessor took 68.83ms. Allocated memory is still 163.6MB. Free memory was 90.4MB in the beginning and 88.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:10:32,332 INFO L158 Benchmark]: RCFGBuilder took 1020.87ms. Allocated memory is still 163.6MB. Free memory was 88.3MB in the beginning and 109.0MB in the end (delta: -20.7MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2022-11-20 17:10:32,340 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 132.1MB. Free memory was 74.2MB in the beginning and 74.0MB in the end (delta: 117.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 752.18ms. Allocated memory is still 163.6MB. Free memory was 117.0MB in the beginning and 93.4MB in the end (delta: 23.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.05ms. Allocated memory is still 163.6MB. Free memory was 93.4MB in the beginning and 90.4MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.83ms. Allocated memory is still 163.6MB. Free memory was 90.4MB in the beginning and 88.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1020.87ms. Allocated memory is still 163.6MB. Free memory was 88.3MB in the beginning and 109.0MB in the end (delta: -20.7MB). Peak memory consumption was 21.9MB. 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:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:10:32,369 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502bdf2a-4e95-476f-acf1-726b75007886/bin/ukojak-pZX7IvK2PQ/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_502bdf2a-4e95-476f-acf1-726b75007886/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502bdf2a-4e95-476f-acf1-726b75007886/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502bdf2a-4e95-476f-acf1-726b75007886/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502bdf2a-4e95-476f-acf1-726b75007886/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix021_tso.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502bdf2a-4e95-476f-acf1-726b75007886/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502bdf2a-4e95-476f-acf1-726b75007886/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --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 1821be0ec0c098ba0cd2fb39edc7421f58889218b21285544a5e01e847e429e6 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 17:10:34,927 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:10:34,929 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:10:34,968 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:10:34,969 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:10:34,973 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:10:34,975 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:10:34,979 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:10:34,983 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:10:34,989 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:10:34,991 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:10:34,993 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:10:34,994 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:10:34,996 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:10:34,998 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:10:35,002 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:10:35,004 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:10:35,005 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:10:35,007 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:10:35,014 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:10:35,016 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:10:35,019 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:10:35,020 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:10:35,021 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:10:35,029 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:10:35,030 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:10:35,030 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:10:35,032 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:10:35,033 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:10:35,034 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:10:35,034 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:10:35,036 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:10:35,038 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:10:35,039 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:10:35,054 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:10:35,054 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:10:35,055 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:10:35,056 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:10:35,056 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:10:35,057 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:10:35,058 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:10:35,064 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502bdf2a-4e95-476f-acf1-726b75007886/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 17:10:35,108 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:10:35,109 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:10:35,111 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:10:35,111 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:10:35,112 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:10:35,113 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:10:35,113 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:10:35,113 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:10:35,114 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:10:35,114 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:10:35,115 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:10:35,115 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:10:35,116 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:10:35,116 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:10:35,116 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:10:35,117 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:10:35,117 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:10:35,117 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:10:35,117 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:10:35,118 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:10:35,118 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:10:35,118 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:10:35,118 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:10:35,119 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:10:35,119 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:10:35,119 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:10:35,120 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:10:35,120 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:10:35,120 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:10:35,120 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:10:35,121 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:10:35,121 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:10:35,121 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:10:35,121 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:10:35,122 INFO L138 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_502bdf2a-4e95-476f-acf1-726b75007886/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502bdf2a-4e95-476f-acf1-726b75007886/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1821be0ec0c098ba0cd2fb39edc7421f58889218b21285544a5e01e847e429e6 [2022-11-20 17:10:35,473 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:10:35,505 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:10:35,510 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:10:35,511 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:10:35,512 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:10:35,513 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502bdf2a-4e95-476f-acf1-726b75007886/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread-wmm/mix021_tso.oepc.i [2022-11-20 17:10:38,514 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:10:38,828 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:10:38,829 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502bdf2a-4e95-476f-acf1-726b75007886/sv-benchmarks/c/pthread-wmm/mix021_tso.oepc.i [2022-11-20 17:10:38,843 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502bdf2a-4e95-476f-acf1-726b75007886/bin/ukojak-pZX7IvK2PQ/data/606f9a054/27a021dc296f422a89404340c7ef5cc9/FLAG9f170df3c [2022-11-20 17:10:38,863 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502bdf2a-4e95-476f-acf1-726b75007886/bin/ukojak-pZX7IvK2PQ/data/606f9a054/27a021dc296f422a89404340c7ef5cc9 [2022-11-20 17:10:38,865 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:10:38,867 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:10:38,868 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:10:38,869 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:10:38,872 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:10:38,873 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:10:38" (1/1) ... [2022-11-20 17:10:38,874 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2717b45c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:38, skipping insertion in model container [2022-11-20 17:10:38,874 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:10:38" (1/1) ... [2022-11-20 17:10:38,882 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:10:38,929 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:10:39,109 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502bdf2a-4e95-476f-acf1-726b75007886/sv-benchmarks/c/pthread-wmm/mix021_tso.oepc.i[949,962] [2022-11-20 17:10:39,398 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:10:39,421 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:10:39,442 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502bdf2a-4e95-476f-acf1-726b75007886/sv-benchmarks/c/pthread-wmm/mix021_tso.oepc.i[949,962] [2022-11-20 17:10:39,496 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:10:39,539 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:10:39,540 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:39 WrapperNode [2022-11-20 17:10:39,541 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:10:39,542 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:10:39,542 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:10:39,542 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:10:39,551 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:39" (1/1) ... [2022-11-20 17:10:39,583 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:39" (1/1) ... [2022-11-20 17:10:39,616 INFO L138 Inliner]: procedures = 180, calls = 69, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 119 [2022-11-20 17:10:39,618 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:10:39,619 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:10:39,620 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:10:39,620 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:10:39,630 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:39" (1/1) ... [2022-11-20 17:10:39,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:39" (1/1) ... [2022-11-20 17:10:39,635 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:39" (1/1) ... [2022-11-20 17:10:39,635 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:39" (1/1) ... [2022-11-20 17:10:39,645 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:39" (1/1) ... [2022-11-20 17:10:39,647 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:39" (1/1) ... [2022-11-20 17:10:39,650 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:39" (1/1) ... [2022-11-20 17:10:39,652 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:39" (1/1) ... [2022-11-20 17:10:39,656 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:10:39,657 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:10:39,657 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:10:39,658 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:10:39,658 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:39" (1/1) ... [2022-11-20 17:10:39,664 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:10:39,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502bdf2a-4e95-476f-acf1-726b75007886/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:10:39,704 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502bdf2a-4e95-476f-acf1-726b75007886/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:10:39,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502bdf2a-4e95-476f-acf1-726b75007886/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:10:39,747 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-20 17:10:39,747 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-20 17:10:39,748 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 17:10:39,748 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:10:39,748 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:10:39,748 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:10:39,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 17:10:39,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 17:10:39,749 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-20 17:10:39,749 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-20 17:10:39,749 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-20 17:10:39,750 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-20 17:10:39,750 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-20 17:10:39,750 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-20 17:10:39,750 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-11-20 17:10:39,750 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-11-20 17:10:39,751 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 17:10:39,751 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:10:39,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:10:39,752 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 17:10:39,925 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:10:39,927 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:10:40,463 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:10:40,661 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:10:40,662 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:10:40,662 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L789 is neither atomic block end nor a sink node. [2022-11-20 17:10:40,663 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:303) 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:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) 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) [2022-11-20 17:10:40,669 INFO L158 Benchmark]: Toolchain (without parser) took 1801.48ms. Allocated memory was 62.9MB in the beginning and 86.0MB in the end (delta: 23.1MB). Free memory was 32.6MB in the beginning and 47.5MB in the end (delta: -15.0MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. [2022-11-20 17:10:40,670 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 62.9MB. Free memory is still 41.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:10:40,671 INFO L158 Benchmark]: CACSL2BoogieTranslator took 672.82ms. Allocated memory was 62.9MB in the beginning and 86.0MB in the end (delta: 23.1MB). Free memory was 32.4MB in the beginning and 48.3MB in the end (delta: -15.9MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2022-11-20 17:10:40,672 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.29ms. Allocated memory is still 86.0MB. Free memory was 48.3MB in the beginning and 45.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:10:40,672 INFO L158 Benchmark]: Boogie Preprocessor took 37.77ms. Allocated memory is still 86.0MB. Free memory was 45.7MB in the beginning and 43.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:10:40,673 INFO L158 Benchmark]: RCFGBuilder took 1010.33ms. Allocated memory is still 86.0MB. Free memory was 43.3MB in the beginning and 47.5MB in the end (delta: -4.2MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. [2022-11-20 17:10:40,681 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 62.9MB. Free memory is still 41.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 672.82ms. Allocated memory was 62.9MB in the beginning and 86.0MB in the end (delta: 23.1MB). Free memory was 32.4MB in the beginning and 48.3MB in the end (delta: -15.9MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.29ms. Allocated memory is still 86.0MB. Free memory was 48.3MB in the beginning and 45.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.77ms. Allocated memory is still 86.0MB. Free memory was 45.7MB in the beginning and 43.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1010.33ms. Allocated memory is still 86.0MB. Free memory was 43.3MB in the beginning and 47.5MB in the end (delta: -4.2MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:10:40,707 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_502bdf2a-4e95-476f-acf1-726b75007886/bin/ukojak-pZX7IvK2PQ/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?