./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe008_power.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932791bb-b37a-4e65-b247-4acc5b858861/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932791bb-b37a-4e65-b247-4acc5b858861/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932791bb-b37a-4e65-b247-4acc5b858861/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932791bb-b37a-4e65-b247-4acc5b858861/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe008_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932791bb-b37a-4e65-b247-4acc5b858861/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932791bb-b37a-4e65-b247-4acc5b858861/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 384baf663e8fa66fe4dacec773bc2c5acf71b0d621e6212d04013b3fa3b41d51 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:13:23,538 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:13:23,541 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:13:23,605 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:13:23,606 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:13:23,612 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:13:23,614 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:13:23,619 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:13:23,622 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:13:23,631 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:13:23,632 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:13:23,633 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:13:23,634 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:13:23,635 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:13:23,637 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:13:23,639 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:13:23,640 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:13:23,641 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:13:23,644 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:13:23,647 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:13:23,650 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:13:23,651 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:13:23,653 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:13:23,655 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:13:23,659 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:13:23,660 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:13:23,660 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:13:23,662 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:13:23,662 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:13:23,664 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:13:23,664 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:13:23,666 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:13:23,667 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:13:23,668 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:13:23,670 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:13:23,670 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:13:23,671 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:13:23,672 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:13:23,672 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:13:23,674 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:13:23,675 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:13:23,676 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932791bb-b37a-4e65-b247-4acc5b858861/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:13:23,703 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:13:23,704 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:13:23,705 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:13:23,705 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:13:23,706 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:13:23,706 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:13:23,707 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:13:23,707 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:13:23,708 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:13:23,708 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:13:23,708 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:13:23,709 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:13:23,709 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:13:23,709 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:13:23,710 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:13:23,710 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:13:23,710 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:13:23,711 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:13:23,711 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:13:23,711 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:13:23,711 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:13:23,712 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:13:23,712 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:13:23,713 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:13:23,713 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:13:23,713 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:13:23,714 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:13:23,714 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:13:23,714 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_932791bb-b37a-4e65-b247-4acc5b858861/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932791bb-b37a-4e65-b247-4acc5b858861/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 384baf663e8fa66fe4dacec773bc2c5acf71b0d621e6212d04013b3fa3b41d51 [2021-11-23 01:13:24,013 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:13:24,049 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:13:24,052 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:13:24,053 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:13:24,054 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:13:24,057 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932791bb-b37a-4e65-b247-4acc5b858861/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/pthread-wmm/safe008_power.opt.i [2021-11-23 01:13:24,146 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932791bb-b37a-4e65-b247-4acc5b858861/bin/ukojak-LBtLqBUTdQ/data/fe8ec3bc4/916cbcf3b69b48dfae9a0832d7ed26ee/FLAG3c107dc96 [2021-11-23 01:13:24,751 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:13:24,752 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932791bb-b37a-4e65-b247-4acc5b858861/sv-benchmarks/c/pthread-wmm/safe008_power.opt.i [2021-11-23 01:13:24,772 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932791bb-b37a-4e65-b247-4acc5b858861/bin/ukojak-LBtLqBUTdQ/data/fe8ec3bc4/916cbcf3b69b48dfae9a0832d7ed26ee/FLAG3c107dc96 [2021-11-23 01:13:24,998 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932791bb-b37a-4e65-b247-4acc5b858861/bin/ukojak-LBtLqBUTdQ/data/fe8ec3bc4/916cbcf3b69b48dfae9a0832d7ed26ee [2021-11-23 01:13:25,001 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:13:25,003 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:13:25,005 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:13:25,005 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:13:25,009 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:13:25,010 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:13:24" (1/1) ... [2021-11-23 01:13:25,011 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@edcd288 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:25, skipping insertion in model container [2021-11-23 01:13:25,012 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:13:24" (1/1) ... [2021-11-23 01:13:25,020 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:13:25,113 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:13:25,329 WARN L230 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_932791bb-b37a-4e65-b247-4acc5b858861/sv-benchmarks/c/pthread-wmm/safe008_power.opt.i[951,964] [2021-11-23 01:13:25,643 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:13:25,664 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:13:25,682 WARN L230 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_932791bb-b37a-4e65-b247-4acc5b858861/sv-benchmarks/c/pthread-wmm/safe008_power.opt.i[951,964] [2021-11-23 01:13:25,797 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:13:25,869 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:13:25,870 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:25 WrapperNode [2021-11-23 01:13:25,870 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:13:25,871 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:13:25,871 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:13:25,873 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:13:25,884 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:25" (1/1) ... [2021-11-23 01:13:25,927 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:25" (1/1) ... [2021-11-23 01:13:25,969 INFO L137 Inliner]: procedures = 176, calls = 73, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 146 [2021-11-23 01:13:25,969 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:13:25,970 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:13:25,970 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:13:25,970 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:13:25,980 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:25" (1/1) ... [2021-11-23 01:13:25,980 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:25" (1/1) ... [2021-11-23 01:13:25,997 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:25" (1/1) ... [2021-11-23 01:13:25,997 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:25" (1/1) ... [2021-11-23 01:13:26,025 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:25" (1/1) ... [2021-11-23 01:13:26,048 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:25" (1/1) ... [2021-11-23 01:13:26,051 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:25" (1/1) ... [2021-11-23 01:13:26,056 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:13:26,057 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:13:26,057 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:13:26,057 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:13:26,058 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:25" (1/1) ... [2021-11-23 01:13:26,066 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:13:26,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932791bb-b37a-4e65-b247-4acc5b858861/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:13:26,091 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932791bb-b37a-4e65-b247-4acc5b858861/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:13:26,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932791bb-b37a-4e65-b247-4acc5b858861/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:13:26,147 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:13:26,147 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 01:13:26,147 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 01:13:26,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:13:26,148 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 01:13:26,148 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:13:26,148 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:13:26,148 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:13:26,148 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 01:13:26,148 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 01:13:26,148 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 01:13:26,149 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 01:13:26,149 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 01:13:26,149 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 01:13:26,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:13:26,149 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 01:13:26,150 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:13:26,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:13:26,152 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 01:13:26,310 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:13:26,312 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:13:27,077 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:13:27,718 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:13:27,718 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 01:13:27,719 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: L767 is neither atomic block end nor a sink node. [2021-11-23 01:13:27,720 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:304) 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) [2021-11-23 01:13:27,731 INFO L158 Benchmark]: Toolchain (without parser) took 2725.97ms. Allocated memory was 102.8MB in the beginning and 140.5MB in the end (delta: 37.7MB). Free memory was 59.7MB in the beginning and 62.4MB in the end (delta: -2.7MB). Peak memory consumption was 41.0MB. Max. memory is 16.1GB. [2021-11-23 01:13:27,733 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 102.8MB. Free memory was 78.1MB in the beginning and 78.0MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:13:27,734 INFO L158 Benchmark]: CACSL2BoogieTranslator took 865.41ms. Allocated memory is still 102.8MB. Free memory was 59.5MB in the beginning and 63.4MB in the end (delta: -3.8MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. [2021-11-23 01:13:27,735 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.16ms. Allocated memory is still 102.8MB. Free memory was 63.4MB in the beginning and 60.9MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:13:27,737 INFO L158 Benchmark]: Boogie Preprocessor took 86.03ms. Allocated memory is still 102.8MB. Free memory was 60.9MB in the beginning and 58.2MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:13:27,738 INFO L158 Benchmark]: RCFGBuilder took 1671.19ms. Allocated memory was 102.8MB in the beginning and 140.5MB in the end (delta: 37.7MB). Free memory was 58.2MB in the beginning and 62.4MB in the end (delta: -4.2MB). Peak memory consumption was 42.7MB. Max. memory is 16.1GB. [2021-11-23 01:13:27,747 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 102.8MB. Free memory was 78.1MB in the beginning and 78.0MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 865.41ms. Allocated memory is still 102.8MB. Free memory was 59.5MB in the beginning and 63.4MB in the end (delta: -3.8MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.16ms. Allocated memory is still 102.8MB. Free memory was 63.4MB in the beginning and 60.9MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 86.03ms. Allocated memory is still 102.8MB. Free memory was 60.9MB in the beginning and 58.2MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1671.19ms. Allocated memory was 102.8MB in the beginning and 140.5MB in the end (delta: 37.7MB). Free memory was 58.2MB in the beginning and 62.4MB in the end (delta: -4.2MB). Peak memory consumption was 42.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:13:27,808 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932791bb-b37a-4e65-b247-4acc5b858861/bin/ukojak-LBtLqBUTdQ/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932791bb-b37a-4e65-b247-4acc5b858861/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932791bb-b37a-4e65-b247-4acc5b858861/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932791bb-b37a-4e65-b247-4acc5b858861/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932791bb-b37a-4e65-b247-4acc5b858861/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe008_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932791bb-b37a-4e65-b247-4acc5b858861/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932791bb-b37a-4e65-b247-4acc5b858861/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 384baf663e8fa66fe4dacec773bc2c5acf71b0d621e6212d04013b3fa3b41d51 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:13:30,393 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:13:30,398 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:13:30,457 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:13:30,458 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:13:30,463 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:13:30,465 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:13:30,474 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:13:30,477 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:13:30,483 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:13:30,487 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:13:30,490 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:13:30,490 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:13:30,493 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:13:30,495 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:13:30,500 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:13:30,501 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:13:30,503 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:13:30,505 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:13:30,513 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:13:30,515 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:13:30,517 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:13:30,520 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:13:30,522 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:13:30,529 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:13:30,529 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:13:30,530 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:13:30,533 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:13:30,533 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:13:30,534 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:13:30,535 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:13:30,536 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:13:30,538 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:13:30,539 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:13:30,541 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:13:30,541 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:13:30,556 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:13:30,556 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:13:30,557 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:13:30,559 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:13:30,560 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:13:30,561 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932791bb-b37a-4e65-b247-4acc5b858861/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 01:13:30,614 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:13:30,614 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:13:30,616 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:13:30,616 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:13:30,618 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:13:30,618 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:13:30,619 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:13:30,619 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:13:30,619 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:13:30,619 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:13:30,621 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:13:30,621 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:13:30,621 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:13:30,622 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 01:13:30,622 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 01:13:30,622 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 01:13:30,622 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:13:30,623 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:13:30,623 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:13:30,623 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:13:30,623 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:13:30,624 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:13:30,624 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:13:30,624 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:13:30,625 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:13:30,625 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:13:30,625 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:13:30,626 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 01:13:30,626 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 01:13:30,626 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:13:30,626 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 01:13:30,627 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 01:13:30,627 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_932791bb-b37a-4e65-b247-4acc5b858861/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932791bb-b37a-4e65-b247-4acc5b858861/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 384baf663e8fa66fe4dacec773bc2c5acf71b0d621e6212d04013b3fa3b41d51 [2021-11-23 01:13:31,066 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:13:31,094 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:13:31,096 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:13:31,097 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:13:31,098 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:13:31,099 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932791bb-b37a-4e65-b247-4acc5b858861/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/pthread-wmm/safe008_power.opt.i [2021-11-23 01:13:31,168 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932791bb-b37a-4e65-b247-4acc5b858861/bin/ukojak-LBtLqBUTdQ/data/0a82286e6/8a3d0ee7266c4f52a6c6cced1b52d260/FLAG49a9e9c85 [2021-11-23 01:13:31,769 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:13:31,769 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932791bb-b37a-4e65-b247-4acc5b858861/sv-benchmarks/c/pthread-wmm/safe008_power.opt.i [2021-11-23 01:13:31,787 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932791bb-b37a-4e65-b247-4acc5b858861/bin/ukojak-LBtLqBUTdQ/data/0a82286e6/8a3d0ee7266c4f52a6c6cced1b52d260/FLAG49a9e9c85 [2021-11-23 01:13:32,029 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932791bb-b37a-4e65-b247-4acc5b858861/bin/ukojak-LBtLqBUTdQ/data/0a82286e6/8a3d0ee7266c4f52a6c6cced1b52d260 [2021-11-23 01:13:32,031 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:13:32,034 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:13:32,037 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:13:32,037 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:13:32,046 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:13:32,047 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:13:32" (1/1) ... [2021-11-23 01:13:32,050 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e1da3fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:32, skipping insertion in model container [2021-11-23 01:13:32,050 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:13:32" (1/1) ... [2021-11-23 01:13:32,061 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:13:32,131 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:13:32,326 WARN L230 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_932791bb-b37a-4e65-b247-4acc5b858861/sv-benchmarks/c/pthread-wmm/safe008_power.opt.i[951,964] [2021-11-23 01:13:32,681 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:13:32,705 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:13:32,724 WARN L230 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_932791bb-b37a-4e65-b247-4acc5b858861/sv-benchmarks/c/pthread-wmm/safe008_power.opt.i[951,964] [2021-11-23 01:13:32,807 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:13:32,864 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:13:32,866 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:32 WrapperNode [2021-11-23 01:13:32,866 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:13:32,867 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:13:32,868 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:13:32,868 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:13:32,876 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:32" (1/1) ... [2021-11-23 01:13:32,917 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:32" (1/1) ... [2021-11-23 01:13:32,958 INFO L137 Inliner]: procedures = 180, calls = 73, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 147 [2021-11-23 01:13:32,959 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:13:32,960 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:13:32,960 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:13:32,960 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:13:32,969 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:32" (1/1) ... [2021-11-23 01:13:32,969 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:32" (1/1) ... [2021-11-23 01:13:32,990 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:32" (1/1) ... [2021-11-23 01:13:32,994 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:32" (1/1) ... [2021-11-23 01:13:33,028 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:32" (1/1) ... [2021-11-23 01:13:33,045 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:32" (1/1) ... [2021-11-23 01:13:33,060 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:32" (1/1) ... [2021-11-23 01:13:33,074 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:13:33,083 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:13:33,083 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:13:33,083 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:13:33,084 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:32" (1/1) ... [2021-11-23 01:13:33,092 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:13:33,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932791bb-b37a-4e65-b247-4acc5b858861/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:13:33,117 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932791bb-b37a-4e65-b247-4acc5b858861/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:13:33,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932791bb-b37a-4e65-b247-4acc5b858861/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:13:33,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 01:13:33,165 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 01:13:33,165 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 01:13:33,165 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 01:13:33,165 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:13:33,165 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:13:33,166 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:13:33,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 01:13:33,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 01:13:33,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 01:13:33,166 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 01:13:33,167 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 01:13:33,167 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 01:13:33,167 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 01:13:33,167 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 01:13:33,167 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 01:13:33,168 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 01:13:33,168 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:13:33,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:13:33,170 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 01:13:33,405 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:13:33,407 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:13:34,141 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:13:34,801 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:13:34,801 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 01:13:34,802 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: L767 is neither atomic block end nor a sink node. [2021-11-23 01:13:34,803 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:304) 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) [2021-11-23 01:13:34,811 INFO L158 Benchmark]: Toolchain (without parser) took 2774.04ms. Allocated memory was 54.5MB in the beginning and 92.3MB in the end (delta: 37.7MB). Free memory was 29.8MB in the beginning and 52.1MB in the end (delta: -22.3MB). Peak memory consumption was 34.3MB. Max. memory is 16.1GB. [2021-11-23 01:13:34,813 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 54.5MB. Free memory was 35.4MB in the beginning and 35.3MB in the end (delta: 38.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:13:34,814 INFO L158 Benchmark]: CACSL2BoogieTranslator took 829.61ms. Allocated memory was 54.5MB in the beginning and 75.5MB in the end (delta: 21.0MB). Free memory was 29.7MB in the beginning and 44.5MB in the end (delta: -14.8MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. [2021-11-23 01:13:34,815 INFO L158 Benchmark]: Boogie Procedure Inliner took 91.72ms. Allocated memory is still 75.5MB. Free memory was 44.5MB in the beginning and 41.8MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:13:34,816 INFO L158 Benchmark]: Boogie Preprocessor took 122.67ms. Allocated memory is still 75.5MB. Free memory was 41.8MB in the beginning and 55.7MB in the end (delta: -13.9MB). Peak memory consumption was 6.1MB. Max. memory is 16.1GB. [2021-11-23 01:13:34,818 INFO L158 Benchmark]: RCFGBuilder took 1724.86ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 55.7MB in the beginning and 52.1MB in the end (delta: 3.6MB). Peak memory consumption was 40.8MB. Max. memory is 16.1GB. [2021-11-23 01:13:34,828 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 54.5MB. Free memory was 35.4MB in the beginning and 35.3MB in the end (delta: 38.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 829.61ms. Allocated memory was 54.5MB in the beginning and 75.5MB in the end (delta: 21.0MB). Free memory was 29.7MB in the beginning and 44.5MB in the end (delta: -14.8MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 91.72ms. Allocated memory is still 75.5MB. Free memory was 44.5MB in the beginning and 41.8MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 122.67ms. Allocated memory is still 75.5MB. Free memory was 41.8MB in the beginning and 55.7MB in the end (delta: -13.9MB). Peak memory consumption was 6.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1724.86ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 55.7MB in the beginning and 52.1MB in the end (delta: 3.6MB). Peak memory consumption was 40.8MB. 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:304) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:13:34,887 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932791bb-b37a-4e65-b247-4acc5b858861/bin/ukojak-LBtLqBUTdQ/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?