./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix016.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd0cb02-1557-4ef9-973d-e66a00545f5e/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd0cb02-1557-4ef9-973d-e66a00545f5e/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_2cd0cb02-1557-4ef9-973d-e66a00545f5e/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd0cb02-1557-4ef9-973d-e66a00545f5e/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix016.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd0cb02-1557-4ef9-973d-e66a00545f5e/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_2cd0cb02-1557-4ef9-973d-e66a00545f5e/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 19a854e56177f3540c5827f949efdd83ec94b87c6cd0ec772115563b836c4c8b --- 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 17:36:39,606 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:36:39,609 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:36:39,651 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:36:39,651 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:36:39,655 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:36:39,657 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:36:39,660 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:36:39,662 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:36:39,667 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:36:39,668 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:36:39,669 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:36:39,669 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:36:39,670 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:36:39,671 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:36:39,672 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:36:39,673 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:36:39,674 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:36:39,675 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:36:39,677 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:36:39,678 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:36:39,682 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:36:39,683 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:36:39,684 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:36:39,687 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:36:39,687 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:36:39,688 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:36:39,689 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:36:39,689 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:36:39,690 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:36:39,690 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:36:39,691 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:36:39,692 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:36:39,693 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:36:39,694 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:36:39,694 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:36:39,695 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:36:39,700 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:36:39,700 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:36:39,703 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:36:39,704 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:36:39,705 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd0cb02-1557-4ef9-973d-e66a00545f5e/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 17:36:39,742 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:36:39,742 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:36:39,744 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:36:39,744 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:36:39,745 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:36:39,745 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:36:39,746 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:36:39,746 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:36:39,746 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:36:39,746 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:36:39,747 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:36:39,748 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:36:39,748 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:36:39,748 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:36:39,748 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:36:39,749 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:36:39,749 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:36:39,749 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:36:39,749 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:36:39,750 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:36:39,750 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:36:39,750 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:36:39,750 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:36:39,751 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:36:39,751 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:36:39,751 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:36:39,751 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:36:39,751 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:36:39,752 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:36:39,753 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:36:39,753 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_2cd0cb02-1557-4ef9-973d-e66a00545f5e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd0cb02-1557-4ef9-973d-e66a00545f5e/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19a854e56177f3540c5827f949efdd83ec94b87c6cd0ec772115563b836c4c8b [2022-11-20 17:36:40,074 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:36:40,101 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:36:40,104 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:36:40,106 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:36:40,106 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:36:40,108 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd0cb02-1557-4ef9-973d-e66a00545f5e/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread-wmm/mix016.oepc.i [2022-11-20 17:36:43,076 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:36:43,388 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:36:43,389 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd0cb02-1557-4ef9-973d-e66a00545f5e/sv-benchmarks/c/pthread-wmm/mix016.oepc.i [2022-11-20 17:36:43,404 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd0cb02-1557-4ef9-973d-e66a00545f5e/bin/ukojak-pZX7IvK2PQ/data/9177a9d71/2ccb40b8805642648f16224324c15b8e/FLAG0d91c3409 [2022-11-20 17:36:43,419 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd0cb02-1557-4ef9-973d-e66a00545f5e/bin/ukojak-pZX7IvK2PQ/data/9177a9d71/2ccb40b8805642648f16224324c15b8e [2022-11-20 17:36:43,421 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:36:43,423 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:36:43,424 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:36:43,424 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:36:43,428 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:36:43,429 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:36:43" (1/1) ... [2022-11-20 17:36:43,430 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35ade7dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:43, skipping insertion in model container [2022-11-20 17:36:43,430 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:36:43" (1/1) ... [2022-11-20 17:36:43,437 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:36:43,480 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:36:43,657 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_2cd0cb02-1557-4ef9-973d-e66a00545f5e/sv-benchmarks/c/pthread-wmm/mix016.oepc.i[945,958] [2022-11-20 17:36:43,849 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:36:43,860 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:36:43,881 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_2cd0cb02-1557-4ef9-973d-e66a00545f5e/sv-benchmarks/c/pthread-wmm/mix016.oepc.i[945,958] [2022-11-20 17:36:43,967 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:36:44,015 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:36:44,016 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:44 WrapperNode [2022-11-20 17:36:44,018 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:36:44,020 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:36:44,020 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:36:44,020 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:36:44,028 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:44" (1/1) ... [2022-11-20 17:36:44,065 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:44" (1/1) ... [2022-11-20 17:36:44,103 INFO L138 Inliner]: procedures = 176, calls = 56, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 90 [2022-11-20 17:36:44,103 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:36:44,104 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:36:44,104 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:36:44,104 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:36:44,114 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:44" (1/1) ... [2022-11-20 17:36:44,115 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:44" (1/1) ... [2022-11-20 17:36:44,137 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:44" (1/1) ... [2022-11-20 17:36:44,137 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:44" (1/1) ... [2022-11-20 17:36:44,143 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:44" (1/1) ... [2022-11-20 17:36:44,145 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:44" (1/1) ... [2022-11-20 17:36:44,147 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:44" (1/1) ... [2022-11-20 17:36:44,149 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:44" (1/1) ... [2022-11-20 17:36:44,152 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:36:44,153 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:36:44,153 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:36:44,154 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:36:44,155 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:44" (1/1) ... [2022-11-20 17:36:44,161 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:36:44,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd0cb02-1557-4ef9-973d-e66a00545f5e/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:36:44,187 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd0cb02-1557-4ef9-973d-e66a00545f5e/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:36:44,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd0cb02-1557-4ef9-973d-e66a00545f5e/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:36:44,245 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-20 17:36:44,246 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-20 17:36:44,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:36:44,246 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 17:36:44,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:36:44,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:36:44,247 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:36:44,247 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-20 17:36:44,247 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-20 17:36:44,247 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-20 17:36:44,248 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-20 17:36:44,248 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-20 17:36:44,249 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-20 17:36:44,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:36:44,249 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 17:36:44,249 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:36:44,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:36:44,251 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 17:36:44,424 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:36:44,426 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:36:44,805 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:36:45,034 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:36:45,034 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:36:45,035 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L751 is neither atomic block end nor a sink node. [2022-11-20 17:36:45,036 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 17:36:45,043 INFO L158 Benchmark]: Toolchain (without parser) took 1619.12ms. Allocated memory was 136.3MB in the beginning and 167.8MB in the end (delta: 31.5MB). Free memory was 104.5MB in the beginning and 130.0MB in the end (delta: -25.5MB). Peak memory consumption was 61.6MB. Max. memory is 16.1GB. [2022-11-20 17:36:45,043 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 111.1MB. Free memory is still 65.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:36:45,044 INFO L158 Benchmark]: CACSL2BoogieTranslator took 594.50ms. Allocated memory is still 136.3MB. Free memory was 104.5MB in the beginning and 81.3MB in the end (delta: 23.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-20 17:36:45,044 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.98ms. Allocated memory is still 136.3MB. Free memory was 81.0MB in the beginning and 78.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:36:45,045 INFO L158 Benchmark]: Boogie Preprocessor took 48.63ms. Allocated memory is still 136.3MB. Free memory was 78.9MB in the beginning and 77.1MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:36:45,046 INFO L158 Benchmark]: RCFGBuilder took 887.80ms. Allocated memory was 136.3MB in the beginning and 167.8MB in the end (delta: 31.5MB). Free memory was 76.8MB in the beginning and 130.0MB in the end (delta: -53.3MB). Peak memory consumption was 32.2MB. Max. memory is 16.1GB. [2022-11-20 17:36:45,049 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 111.1MB. Free memory is still 65.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 594.50ms. Allocated memory is still 136.3MB. Free memory was 104.5MB in the beginning and 81.3MB in the end (delta: 23.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.98ms. Allocated memory is still 136.3MB. Free memory was 81.0MB in the beginning and 78.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.63ms. Allocated memory is still 136.3MB. Free memory was 78.9MB in the beginning and 77.1MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 887.80ms. Allocated memory was 136.3MB in the beginning and 167.8MB in the end (delta: 31.5MB). Free memory was 76.8MB in the beginning and 130.0MB in the end (delta: -53.3MB). Peak memory consumption was 32.2MB. 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 17:36:45,079 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd0cb02-1557-4ef9-973d-e66a00545f5e/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd0cb02-1557-4ef9-973d-e66a00545f5e/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd0cb02-1557-4ef9-973d-e66a00545f5e/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_2cd0cb02-1557-4ef9-973d-e66a00545f5e/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd0cb02-1557-4ef9-973d-e66a00545f5e/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix016.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd0cb02-1557-4ef9-973d-e66a00545f5e/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_2cd0cb02-1557-4ef9-973d-e66a00545f5e/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 19a854e56177f3540c5827f949efdd83ec94b87c6cd0ec772115563b836c4c8b --- 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 17:36:47,496 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:36:47,501 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:36:47,550 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:36:47,551 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:36:47,554 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:36:47,557 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:36:47,560 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:36:47,563 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:36:47,568 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:36:47,569 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:36:47,570 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:36:47,570 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:36:47,571 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:36:47,572 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:36:47,573 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:36:47,574 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:36:47,575 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:36:47,577 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:36:47,578 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:36:47,588 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:36:47,592 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:36:47,593 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:36:47,594 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:36:47,606 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:36:47,606 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:36:47,607 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:36:47,608 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:36:47,608 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:36:47,609 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:36:47,609 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:36:47,610 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:36:47,611 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:36:47,612 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:36:47,613 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:36:47,613 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:36:47,614 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:36:47,614 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:36:47,614 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:36:47,623 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:36:47,625 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:36:47,630 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd0cb02-1557-4ef9-973d-e66a00545f5e/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 17:36:47,660 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:36:47,661 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:36:47,663 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:36:47,663 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:36:47,664 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:36:47,664 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:36:47,665 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:36:47,665 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:36:47,665 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:36:47,665 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:36:47,666 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:36:47,667 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:36:47,667 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:36:47,667 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:36:47,667 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:36:47,668 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:36:47,668 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:36:47,668 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:36:47,668 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:36:47,668 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:36:47,669 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:36:47,669 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:36:47,669 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:36:47,669 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:36:47,669 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:36:47,670 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:36:47,670 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:36:47,670 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:36:47,670 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:36:47,671 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:36:47,671 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:36:47,671 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:36:47,671 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:36:47,672 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:36:47,672 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_2cd0cb02-1557-4ef9-973d-e66a00545f5e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd0cb02-1557-4ef9-973d-e66a00545f5e/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19a854e56177f3540c5827f949efdd83ec94b87c6cd0ec772115563b836c4c8b [2022-11-20 17:36:48,076 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:36:48,096 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:36:48,099 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:36:48,100 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:36:48,101 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:36:48,102 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd0cb02-1557-4ef9-973d-e66a00545f5e/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread-wmm/mix016.oepc.i [2022-11-20 17:36:51,406 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:36:51,716 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:36:51,716 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd0cb02-1557-4ef9-973d-e66a00545f5e/sv-benchmarks/c/pthread-wmm/mix016.oepc.i [2022-11-20 17:36:51,731 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd0cb02-1557-4ef9-973d-e66a00545f5e/bin/ukojak-pZX7IvK2PQ/data/e8020aad2/e34ff75754064bb2aa589d506df65fce/FLAG62dc144eb [2022-11-20 17:36:51,750 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd0cb02-1557-4ef9-973d-e66a00545f5e/bin/ukojak-pZX7IvK2PQ/data/e8020aad2/e34ff75754064bb2aa589d506df65fce [2022-11-20 17:36:51,753 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:36:51,754 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:36:51,756 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:36:51,756 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:36:51,759 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:36:51,760 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:36:51" (1/1) ... [2022-11-20 17:36:51,761 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fe01e3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:51, skipping insertion in model container [2022-11-20 17:36:51,761 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:36:51" (1/1) ... [2022-11-20 17:36:51,768 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:36:51,820 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:36:51,991 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_2cd0cb02-1557-4ef9-973d-e66a00545f5e/sv-benchmarks/c/pthread-wmm/mix016.oepc.i[945,958] [2022-11-20 17:36:52,302 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:36:52,318 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:36:52,335 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_2cd0cb02-1557-4ef9-973d-e66a00545f5e/sv-benchmarks/c/pthread-wmm/mix016.oepc.i[945,958] [2022-11-20 17:36:52,387 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:36:52,454 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:36:52,454 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:52 WrapperNode [2022-11-20 17:36:52,455 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:36:52,456 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:36:52,456 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:36:52,456 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:36:52,464 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:52" (1/1) ... [2022-11-20 17:36:52,508 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:52" (1/1) ... [2022-11-20 17:36:52,543 INFO L138 Inliner]: procedures = 179, calls = 56, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 91 [2022-11-20 17:36:52,545 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:36:52,546 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:36:52,546 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:36:52,547 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:36:52,556 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:52" (1/1) ... [2022-11-20 17:36:52,556 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:52" (1/1) ... [2022-11-20 17:36:52,570 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:52" (1/1) ... [2022-11-20 17:36:52,574 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:52" (1/1) ... [2022-11-20 17:36:52,584 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:52" (1/1) ... [2022-11-20 17:36:52,592 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:52" (1/1) ... [2022-11-20 17:36:52,595 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:52" (1/1) ... [2022-11-20 17:36:52,596 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:52" (1/1) ... [2022-11-20 17:36:52,600 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:36:52,601 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:36:52,601 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:36:52,601 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:36:52,602 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:52" (1/1) ... [2022-11-20 17:36:52,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:36:52,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd0cb02-1557-4ef9-973d-e66a00545f5e/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:36:52,639 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd0cb02-1557-4ef9-973d-e66a00545f5e/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:36:52,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd0cb02-1557-4ef9-973d-e66a00545f5e/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:36:52,699 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-20 17:36:52,699 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-20 17:36:52,700 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 17:36:52,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:36:52,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:36:52,700 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:36:52,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 17:36:52,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 17:36:52,702 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-20 17:36:52,702 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-20 17:36:52,702 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-20 17:36:52,702 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-20 17:36:52,703 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-20 17:36:52,703 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-20 17:36:52,703 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 17:36:52,703 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:36:52,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:36:52,705 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 17:36:52,942 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:36:52,945 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:36:53,325 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:36:53,544 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:36:53,545 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:36:53,546 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L751 is neither atomic block end nor a sink node. [2022-11-20 17:36:53,546 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 17:36:53,553 INFO L158 Benchmark]: Toolchain (without parser) took 1798.24ms. Allocated memory is still 88.1MB. Free memory was 64.1MB in the beginning and 53.2MB in the end (delta: 10.9MB). Peak memory consumption was 38.6MB. Max. memory is 16.1GB. [2022-11-20 17:36:53,554 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 67.1MB. Free memory was 45.7MB in the beginning and 45.6MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:36:53,555 INFO L158 Benchmark]: CACSL2BoogieTranslator took 699.50ms. Allocated memory is still 88.1MB. Free memory was 63.9MB in the beginning and 63.9MB in the end (delta: -59.2kB). Peak memory consumption was 28.4MB. Max. memory is 16.1GB. [2022-11-20 17:36:53,555 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.27ms. Allocated memory is still 88.1MB. Free memory was 63.9MB in the beginning and 61.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:36:53,556 INFO L158 Benchmark]: Boogie Preprocessor took 54.41ms. Allocated memory is still 88.1MB. Free memory was 61.8MB in the beginning and 59.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:36:53,557 INFO L158 Benchmark]: RCFGBuilder took 950.44ms. Allocated memory is still 88.1MB. Free memory was 59.3MB in the beginning and 53.2MB in the end (delta: 6.1MB). Peak memory consumption was 33.3MB. Max. memory is 16.1GB. [2022-11-20 17:36:53,565 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 67.1MB. Free memory was 45.7MB in the beginning and 45.6MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 699.50ms. Allocated memory is still 88.1MB. Free memory was 63.9MB in the beginning and 63.9MB in the end (delta: -59.2kB). Peak memory consumption was 28.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.27ms. Allocated memory is still 88.1MB. Free memory was 63.9MB in the beginning and 61.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.41ms. Allocated memory is still 88.1MB. Free memory was 61.8MB in the beginning and 59.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 950.44ms. Allocated memory is still 88.1MB. Free memory was 59.3MB in the beginning and 53.2MB in the end (delta: 6.1MB). Peak memory consumption was 33.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:36:53,592 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd0cb02-1557-4ef9-973d-e66a00545f5e/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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?