./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe016_power.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_16f6a2df-77ac-439a-b5e7-b4150a759590/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_16f6a2df-77ac-439a-b5e7-b4150a759590/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_16f6a2df-77ac-439a-b5e7-b4150a759590/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_16f6a2df-77ac-439a-b5e7-b4150a759590/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe016_power.opt.i -s /tmp/vcloud-vcloud-master/worker/run_dir_16f6a2df-77ac-439a-b5e7-b4150a759590/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_16f6a2df-77ac-439a-b5e7-b4150a759590/bin/ukojak --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 9c7004fc9b4581e42da37cf70afa9b12e5b2c772 ............................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_16f6a2df-77ac-439a-b5e7-b4150a759590/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_16f6a2df-77ac-439a-b5e7-b4150a759590/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_16f6a2df-77ac-439a-b5e7-b4150a759590/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_16f6a2df-77ac-439a-b5e7-b4150a759590/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe016_power.opt.i -s /tmp/vcloud-vcloud-master/worker/run_dir_16f6a2df-77ac-439a-b5e7-b4150a759590/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_16f6a2df-77ac-439a-b5e7-b4150a759590/bin/ukojak --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 9c7004fc9b4581e42da37cf70afa9b12e5b2c772 .................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 16:39:56,386 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:39:56,403 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:39:56,473 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:39:56,473 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:39:56,475 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:39:56,477 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:39:56,481 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:39:56,483 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:39:56,485 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:39:56,487 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:39:56,488 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:39:56,489 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:39:56,491 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:39:56,493 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:39:56,495 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:39:56,496 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:39:56,498 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:39:56,501 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:39:56,504 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:39:56,506 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:39:56,508 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:39:56,510 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:39:56,512 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:39:56,516 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:39:56,516 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:39:56,517 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:39:56,518 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:39:56,519 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:39:56,520 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:39:56,521 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:39:56,522 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:39:56,523 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:39:56,525 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:39:56,526 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:39:56,527 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:39:56,528 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:39:56,529 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:39:56,529 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:39:56,531 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:39:56,532 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:39:56,533 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_16f6a2df-77ac-439a-b5e7-b4150a759590/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 16:39:56,560 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:39:56,560 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:39:56,561 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:39:56,562 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:39:56,563 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:39:56,563 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:39:56,563 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:39:56,563 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 16:39:56,564 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 16:39:56,564 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 16:39:56,564 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:39:56,565 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:39:56,565 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:39:56,565 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:39:56,565 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 16:39:56,566 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:39:56,566 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:39:56,566 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:39:56,566 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:39:56,567 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:39:56,567 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:39:56,567 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:39:56,567 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:39:56,568 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:39:56,568 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:39:56,568 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:39:56,568 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 16:39:56,569 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 16:39:56,569 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:39:56,569 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-vcloud-master/worker/run_dir_16f6a2df-77ac-439a-b5e7-b4150a759590/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_16f6a2df-77ac-439a-b5e7-b4150a759590/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9c7004fc9b4581e42da37cf70afa9b12e5b2c772 [2020-12-01 16:39:56,965 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:39:56,995 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:39:56,999 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:39:57,001 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:39:57,006 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:39:57,007 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_16f6a2df-77ac-439a-b5e7-b4150a759590/bin/ukojak/../../sv-benchmarks/c/pthread-wmm/safe016_power.opt.i [2020-12-01 16:39:57,137 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_16f6a2df-77ac-439a-b5e7-b4150a759590/bin/ukojak/data/480a2e567/3b7cd7a6fce84f7da09f0168f5a03f8d/FLAG54e88bb96 [2020-12-01 16:39:57,798 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:39:57,799 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_16f6a2df-77ac-439a-b5e7-b4150a759590/sv-benchmarks/c/pthread-wmm/safe016_power.opt.i [2020-12-01 16:39:57,834 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_16f6a2df-77ac-439a-b5e7-b4150a759590/bin/ukojak/data/480a2e567/3b7cd7a6fce84f7da09f0168f5a03f8d/FLAG54e88bb96 [2020-12-01 16:39:58,023 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_16f6a2df-77ac-439a-b5e7-b4150a759590/bin/ukojak/data/480a2e567/3b7cd7a6fce84f7da09f0168f5a03f8d [2020-12-01 16:39:58,026 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:39:58,028 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:39:58,034 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:39:58,034 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:39:58,038 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:39:58,040 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:39:58" (1/1) ... [2020-12-01 16:39:58,042 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a5f346d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:39:58, skipping insertion in model container [2020-12-01 16:39:58,043 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:39:58" (1/1) ... [2020-12-01 16:39:58,051 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:39:58,120 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:39:58,656 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:39:58,668 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 16:39:58,798 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:39:58,898 INFO L208 MainTranslator]: Completed translation [2020-12-01 16:39:58,899 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:39:58 WrapperNode [2020-12-01 16:39:58,899 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:39:58,901 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 16:39:58,901 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 16:39:58,902 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 16:39:58,912 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:39:58" (1/1) ... [2020-12-01 16:39:58,951 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:39:58" (1/1) ... [2020-12-01 16:39:58,991 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 16:39:58,992 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 16:39:58,992 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 16:39:58,992 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 16:39:59,003 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:39:58" (1/1) ... [2020-12-01 16:39:59,004 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:39:58" (1/1) ... [2020-12-01 16:39:59,012 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:39:58" (1/1) ... [2020-12-01 16:39:59,012 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:39:58" (1/1) ... [2020-12-01 16:39:59,036 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:39:58" (1/1) ... [2020-12-01 16:39:59,045 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:39:58" (1/1) ... [2020-12-01 16:39:59,051 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:39:58" (1/1) ... [2020-12-01 16:39:59,059 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 16:39:59,060 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 16:39:59,060 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 16:39:59,061 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 16:39:59,062 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:39:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_16f6a2df-77ac-439a-b5e7-b4150a759590/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:39:59,198 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-01 16:39:59,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-01 16:39:59,199 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-12-01 16:39:59,200 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 16:39:59,200 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 16:39:59,201 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-12-01 16:39:59,202 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-12-01 16:39:59,202 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-12-01 16:39:59,202 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-12-01 16:39:59,204 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-12-01 16:39:59,204 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-12-01 16:39:59,204 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2020-12-01 16:39:59,204 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2020-12-01 16:39:59,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 16:39:59,205 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-12-01 16:39:59,206 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 16:39:59,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 16:39:59,209 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-12-01 16:40:04,904 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 16:40:04,904 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-12-01 16:40:04,907 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:40:04 BoogieIcfgContainer [2020-12-01 16:40:04,907 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 16:40:04,908 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 16:40:04,909 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 16:40:04,922 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 16:40:04,923 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:40:04" (1/1) ... [2020-12-01 16:40:04,924 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:364) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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) [2020-12-01 16:40:04,937 INFO L168 Benchmark]: Toolchain (without parser) took 6908.02 ms. Allocated memory was 102.8 MB in the beginning and 159.4 MB in the end (delta: 56.6 MB). Free memory was 69.4 MB in the beginning and 107.1 MB in the end (delta: -37.7 MB). Peak memory consumption was 18.5 MB. Max. memory is 16.1 GB. [2020-12-01 16:40:04,938 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 73.4 MB. Free memory was 35.4 MB in the beginning and 35.4 MB in the end (delta: 36.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:40:04,939 INFO L168 Benchmark]: CACSL2BoogieTranslator took 866.27 ms. Allocated memory is still 102.8 MB. Free memory was 69.2 MB in the beginning and 52.5 MB in the end (delta: 16.7 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-12-01 16:40:04,940 INFO L168 Benchmark]: Boogie Procedure Inliner took 89.92 ms. Allocated memory is still 102.8 MB. Free memory was 52.0 MB in the beginning and 49.4 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:40:04,942 INFO L168 Benchmark]: Boogie Preprocessor took 67.66 ms. Allocated memory is still 102.8 MB. Free memory was 49.4 MB in the beginning and 46.2 MB in the end (delta: 3.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-01 16:40:04,943 INFO L168 Benchmark]: RCFGBuilder took 5847.42 ms. Allocated memory was 102.8 MB in the beginning and 159.4 MB in the end (delta: 56.6 MB). Free memory was 45.7 MB in the beginning and 108.1 MB in the end (delta: -62.4 MB). Peak memory consumption was 65.0 MB. Max. memory is 16.1 GB. [2020-12-01 16:40:04,944 INFO L168 Benchmark]: CodeCheck took 26.27 ms. Allocated memory is still 159.4 MB. Free memory was 108.1 MB in the beginning and 107.1 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:40:04,960 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 73.4 MB. Free memory was 35.4 MB in the beginning and 35.4 MB in the end (delta: 36.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 866.27 ms. Allocated memory is still 102.8 MB. Free memory was 69.2 MB in the beginning and 52.5 MB in the end (delta: 16.7 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 89.92 ms. Allocated memory is still 102.8 MB. Free memory was 52.0 MB in the beginning and 49.4 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 67.66 ms. Allocated memory is still 102.8 MB. Free memory was 49.4 MB in the beginning and 46.2 MB in the end (delta: 3.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 5847.42 ms. Allocated memory was 102.8 MB in the beginning and 159.4 MB in the end (delta: 56.6 MB). Free memory was 45.7 MB in the beginning and 108.1 MB in the end (delta: -62.4 MB). Peak memory consumption was 65.0 MB. Max. memory is 16.1 GB. * CodeCheck took 26.27 ms. Allocated memory is still 159.4 MB. Free memory was 108.1 MB in the beginning and 107.1 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-69874e2 [2020-12-01 16:40:07,947 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:40:07,950 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:40:08,008 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:40:08,009 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:40:08,011 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:40:08,014 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:40:08,017 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:40:08,021 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:40:08,022 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:40:08,024 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:40:08,027 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:40:08,028 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:40:08,029 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:40:08,031 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:40:08,034 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:40:08,035 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:40:08,037 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:40:08,040 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:40:08,043 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:40:08,046 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:40:08,049 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:40:08,051 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:40:08,053 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:40:08,058 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:40:08,058 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:40:08,059 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:40:08,060 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:40:08,061 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:40:08,063 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:40:08,064 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:40:08,065 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:40:08,067 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:40:08,068 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:40:08,070 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:40:08,070 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:40:08,072 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:40:08,072 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:40:08,073 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:40:08,074 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:40:08,075 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:40:08,078 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_16f6a2df-77ac-439a-b5e7-b4150a759590/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-12-01 16:40:08,136 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:40:08,137 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:40:08,140 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:40:08,140 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:40:08,142 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:40:08,142 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:40:08,143 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:40:08,143 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 16:40:08,143 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 16:40:08,143 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:40:08,145 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:40:08,145 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:40:08,145 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:40:08,145 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 16:40:08,146 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 16:40:08,146 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 16:40:08,146 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 16:40:08,146 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:40:08,147 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:40:08,147 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:40:08,147 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:40:08,147 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:40:08,148 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:40:08,148 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:40:08,148 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:40:08,148 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:40:08,149 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:40:08,149 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:40:08,149 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 16:40:08,149 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 16:40:08,149 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:40:08,150 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 16:40:08,150 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 16:40:08,150 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-vcloud-master/worker/run_dir_16f6a2df-77ac-439a-b5e7-b4150a759590/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_16f6a2df-77ac-439a-b5e7-b4150a759590/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9c7004fc9b4581e42da37cf70afa9b12e5b2c772 [2020-12-01 16:40:08,672 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:40:08,727 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:40:08,731 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:40:08,732 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:40:08,736 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:40:08,737 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_16f6a2df-77ac-439a-b5e7-b4150a759590/bin/ukojak/../../sv-benchmarks/c/pthread-wmm/safe016_power.opt.i [2020-12-01 16:40:08,828 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_16f6a2df-77ac-439a-b5e7-b4150a759590/bin/ukojak/data/33ef37858/83d7ad3033794b30ae6ef23a5b136a2e/FLAG564598adc [2020-12-01 16:40:09,626 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:40:09,628 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_16f6a2df-77ac-439a-b5e7-b4150a759590/sv-benchmarks/c/pthread-wmm/safe016_power.opt.i [2020-12-01 16:40:09,658 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_16f6a2df-77ac-439a-b5e7-b4150a759590/bin/ukojak/data/33ef37858/83d7ad3033794b30ae6ef23a5b136a2e/FLAG564598adc [2020-12-01 16:40:09,872 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_16f6a2df-77ac-439a-b5e7-b4150a759590/bin/ukojak/data/33ef37858/83d7ad3033794b30ae6ef23a5b136a2e [2020-12-01 16:40:09,876 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:40:09,879 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:40:09,883 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:40:09,883 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:40:09,888 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:40:09,889 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:40:09" (1/1) ... [2020-12-01 16:40:09,897 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@516643ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:40:09, skipping insertion in model container [2020-12-01 16:40:09,897 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:40:09" (1/1) ... [2020-12-01 16:40:09,908 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:40:09,994 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:40:10,699 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:40:10,731 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 16:40:10,860 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:40:11,006 INFO L208 MainTranslator]: Completed translation [2020-12-01 16:40:11,007 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:40:11 WrapperNode [2020-12-01 16:40:11,007 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:40:11,009 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 16:40:11,009 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 16:40:11,009 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 16:40:11,019 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:40:11" (1/1) ... [2020-12-01 16:40:11,052 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:40:11" (1/1) ... [2020-12-01 16:40:11,094 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 16:40:11,095 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 16:40:11,096 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 16:40:11,096 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 16:40:11,107 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:40:11" (1/1) ... [2020-12-01 16:40:11,108 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:40:11" (1/1) ... [2020-12-01 16:40:11,116 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:40:11" (1/1) ... [2020-12-01 16:40:11,117 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:40:11" (1/1) ... [2020-12-01 16:40:11,139 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:40:11" (1/1) ... [2020-12-01 16:40:11,147 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:40:11" (1/1) ... [2020-12-01 16:40:11,155 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:40:11" (1/1) ... [2020-12-01 16:40:11,164 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 16:40:11,166 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 16:40:11,166 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 16:40:11,166 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 16:40:11,167 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:40:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_16f6a2df-77ac-439a-b5e7-b4150a759590/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:40:11,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-01 16:40:11,300 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-12-01 16:40:11,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 16:40:11,301 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 16:40:11,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-01 16:40:11,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-01 16:40:11,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-12-01 16:40:11,303 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-12-01 16:40:11,303 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-12-01 16:40:11,303 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-12-01 16:40:11,303 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-12-01 16:40:11,304 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-12-01 16:40:11,304 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-12-01 16:40:11,304 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2020-12-01 16:40:11,304 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2020-12-01 16:40:11,305 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-12-01 16:40:11,306 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 16:40:11,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 16:40:11,308 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-12-01 16:40:17,212 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 16:40:17,213 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-12-01 16:40:17,216 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:40:17 BoogieIcfgContainer [2020-12-01 16:40:17,217 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 16:40:17,218 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 16:40:17,218 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 16:40:17,231 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 16:40:17,231 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:40:17" (1/1) ... [2020-12-01 16:40:17,232 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:364) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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) [2020-12-01 16:40:17,241 INFO L168 Benchmark]: Toolchain (without parser) took 7360.14 ms. Allocated memory was 71.3 MB in the beginning and 138.4 MB in the end (delta: 67.1 MB). Free memory was 53.0 MB in the beginning and 38.1 MB in the end (delta: 14.9 MB). Peak memory consumption was 80.2 MB. Max. memory is 16.1 GB. [2020-12-01 16:40:17,243 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 71.3 MB. Free memory is still 54.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:40:17,246 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1124.72 ms. Allocated memory was 71.3 MB in the beginning and 86.0 MB in the end (delta: 14.7 MB). Free memory was 52.7 MB in the beginning and 61.7 MB in the end (delta: -9.0 MB). Peak memory consumption was 23.4 MB. Max. memory is 16.1 GB. [2020-12-01 16:40:17,247 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.98 ms. Allocated memory is still 86.0 MB. Free memory was 61.7 MB in the beginning and 58.9 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-01 16:40:17,248 INFO L168 Benchmark]: Boogie Preprocessor took 69.28 ms. Allocated memory is still 86.0 MB. Free memory was 58.9 MB in the beginning and 55.1 MB in the end (delta: 3.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:40:17,250 INFO L168 Benchmark]: RCFGBuilder took 6051.11 ms. Allocated memory was 86.0 MB in the beginning and 138.4 MB in the end (delta: 52.4 MB). Free memory was 55.1 MB in the beginning and 39.2 MB in the end (delta: 15.9 MB). Peak memory consumption was 71.5 MB. Max. memory is 16.1 GB. [2020-12-01 16:40:17,250 INFO L168 Benchmark]: CodeCheck took 20.25 ms. Allocated memory is still 138.4 MB. Free memory was 39.2 MB in the beginning and 38.1 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:40:17,264 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 71.3 MB. Free memory is still 54.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1124.72 ms. Allocated memory was 71.3 MB in the beginning and 86.0 MB in the end (delta: 14.7 MB). Free memory was 52.7 MB in the beginning and 61.7 MB in the end (delta: -9.0 MB). Peak memory consumption was 23.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 85.98 ms. Allocated memory is still 86.0 MB. Free memory was 61.7 MB in the beginning and 58.9 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 69.28 ms. Allocated memory is still 86.0 MB. Free memory was 58.9 MB in the beginning and 55.1 MB in the end (delta: 3.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 6051.11 ms. Allocated memory was 86.0 MB in the beginning and 138.4 MB in the end (delta: 52.4 MB). Free memory was 55.1 MB in the beginning and 39.2 MB in the end (delta: 15.9 MB). Peak memory consumption was 71.5 MB. Max. memory is 16.1 GB. * CodeCheck took 20.25 ms. Allocated memory is still 138.4 MB. Free memory was 39.2 MB in the beginning and 38.1 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...