./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/fib_bench-2.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_51fa8f6d-4cee-44c8-ab43-812a81df4156/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_51fa8f6d-4cee-44c8-ab43-812a81df4156/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_51fa8f6d-4cee-44c8-ab43-812a81df4156/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_51fa8f6d-4cee-44c8-ab43-812a81df4156/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/fib_bench-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_51fa8f6d-4cee-44c8-ab43-812a81df4156/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_51fa8f6d-4cee-44c8-ab43-812a81df4156/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 a706d354cad2434f58ef8de674d1e921ec357d03 ........................................................................................................................................................................................................ 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_51fa8f6d-4cee-44c8-ab43-812a81df4156/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_51fa8f6d-4cee-44c8-ab43-812a81df4156/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_51fa8f6d-4cee-44c8-ab43-812a81df4156/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_51fa8f6d-4cee-44c8-ab43-812a81df4156/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/fib_bench-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_51fa8f6d-4cee-44c8-ab43-812a81df4156/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_51fa8f6d-4cee-44c8-ab43-812a81df4156/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 a706d354cad2434f58ef8de674d1e921ec357d03 ............................................................................................................................................................................................................ 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 17:24:10,805 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 17:24:10,818 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 17:24:10,877 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 17:24:10,878 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 17:24:10,879 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 17:24:10,882 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 17:24:10,886 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 17:24:10,889 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 17:24:10,894 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 17:24:10,896 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 17:24:10,898 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 17:24:10,901 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 17:24:10,905 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 17:24:10,907 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 17:24:10,909 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 17:24:10,910 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 17:24:10,912 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 17:24:10,915 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 17:24:10,919 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 17:24:10,922 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 17:24:10,924 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 17:24:10,926 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 17:24:10,928 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 17:24:10,933 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 17:24:10,933 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 17:24:10,934 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 17:24:10,936 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 17:24:10,937 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 17:24:10,939 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 17:24:10,939 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 17:24:10,941 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 17:24:10,942 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 17:24:10,944 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 17:24:10,946 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 17:24:10,946 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 17:24:10,948 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 17:24:10,948 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 17:24:10,949 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 17:24:10,951 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 17:24:10,952 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 17:24:10,954 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_51fa8f6d-4cee-44c8-ab43-812a81df4156/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 17:24:10,995 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 17:24:10,995 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 17:24:10,996 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 17:24:10,997 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 17:24:11,000 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 17:24:11,002 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 17:24:11,003 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 17:24:11,003 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 17:24:11,003 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 17:24:11,004 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 17:24:11,005 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 17:24:11,006 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 17:24:11,006 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 17:24:11,006 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 17:24:11,006 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 17:24:11,007 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 17:24:11,007 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 17:24:11,007 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 17:24:11,008 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 17:24:11,008 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 17:24:11,008 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 17:24:11,009 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 17:24:11,009 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:24:11,010 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 17:24:11,010 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 17:24:11,011 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 17:24:11,011 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 17:24:11,011 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 17:24:11,011 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 17:24:11,013 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_51fa8f6d-4cee-44c8-ab43-812a81df4156/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_51fa8f6d-4cee-44c8-ab43-812a81df4156/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a706d354cad2434f58ef8de674d1e921ec357d03 [2020-12-01 17:24:11,397 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 17:24:11,427 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 17:24:11,430 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 17:24:11,432 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 17:24:11,433 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 17:24:11,434 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_51fa8f6d-4cee-44c8-ab43-812a81df4156/bin/ukojak/../../sv-benchmarks/c/pthread/fib_bench-2.i [2020-12-01 17:24:11,540 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_51fa8f6d-4cee-44c8-ab43-812a81df4156/bin/ukojak/data/257cbf8ed/31ff071839e94db992d2c37413fe08cd/FLAGc716a02a0 [2020-12-01 17:24:12,271 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 17:24:12,272 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_51fa8f6d-4cee-44c8-ab43-812a81df4156/sv-benchmarks/c/pthread/fib_bench-2.i [2020-12-01 17:24:12,292 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_51fa8f6d-4cee-44c8-ab43-812a81df4156/bin/ukojak/data/257cbf8ed/31ff071839e94db992d2c37413fe08cd/FLAGc716a02a0 [2020-12-01 17:24:12,533 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_51fa8f6d-4cee-44c8-ab43-812a81df4156/bin/ukojak/data/257cbf8ed/31ff071839e94db992d2c37413fe08cd [2020-12-01 17:24:12,536 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 17:24:12,538 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 17:24:12,540 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 17:24:12,541 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 17:24:12,549 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 17:24:12,551 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:24:12" (1/1) ... [2020-12-01 17:24:12,554 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17f2e352 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:12, skipping insertion in model container [2020-12-01 17:24:12,555 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:24:12" (1/1) ... [2020-12-01 17:24:12,565 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 17:24:12,639 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 17:24:13,221 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:24:13,236 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 17:24:13,323 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:24:13,440 INFO L208 MainTranslator]: Completed translation [2020-12-01 17:24:13,440 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:13 WrapperNode [2020-12-01 17:24:13,441 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 17:24:13,442 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 17:24:13,443 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 17:24:13,443 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 17:24:13,457 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:13" (1/1) ... [2020-12-01 17:24:13,495 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:13" (1/1) ... [2020-12-01 17:24:13,545 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 17:24:13,547 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 17:24:13,548 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 17:24:13,549 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 17:24:13,560 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:13" (1/1) ... [2020-12-01 17:24:13,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:13" (1/1) ... [2020-12-01 17:24:13,585 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:13" (1/1) ... [2020-12-01 17:24:13,585 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:13" (1/1) ... [2020-12-01 17:24:13,592 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:13" (1/1) ... [2020-12-01 17:24:13,606 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:13" (1/1) ... [2020-12-01 17:24:13,609 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:13" (1/1) ... [2020-12-01 17:24:13,619 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 17:24:13,620 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 17:24:13,635 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 17:24:13,635 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 17:24:13,640 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51fa8f6d-4cee-44c8-ab43-812a81df4156/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 17:24:13,739 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2020-12-01 17:24:13,739 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2020-12-01 17:24:13,740 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2020-12-01 17:24:13,741 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2020-12-01 17:24:13,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-01 17:24:13,742 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-12-01 17:24:13,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 17:24:13,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 17:24:13,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 17:24:13,744 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-12-01 17:24:13,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 17:24:13,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 17:24:13,747 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 17:24:14,297 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 17:24:14,298 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-12-01 17:24:14,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:24:14 BoogieIcfgContainer [2020-12-01 17:24:14,301 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 17:24:14,302 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 17:24:14,302 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 17:24:14,312 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 17:24:14,312 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:24:14" (1/1) ... [2020-12-01 17:24:14,313 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 17:24:14,319 INFO L168 Benchmark]: Toolchain (without parser) took 1779.45 ms. Allocated memory is still 113.2 MB. Free memory was 75.1 MB in the beginning and 88.0 MB in the end (delta: -13.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:24:14,320 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 113.2 MB. Free memory is still 92.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:24:14,321 INFO L168 Benchmark]: CACSL2BoogieTranslator took 901.02 ms. Allocated memory is still 113.2 MB. Free memory was 74.9 MB in the beginning and 70.3 MB in the end (delta: 4.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-01 17:24:14,322 INFO L168 Benchmark]: Boogie Procedure Inliner took 102.96 ms. Allocated memory is still 113.2 MB. Free memory was 70.3 MB in the beginning and 68.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:24:14,323 INFO L168 Benchmark]: Boogie Preprocessor took 72.30 ms. Allocated memory is still 113.2 MB. Free memory was 68.3 MB in the beginning and 67.2 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:24:14,324 INFO L168 Benchmark]: RCFGBuilder took 680.88 ms. Allocated memory is still 113.2 MB. Free memory was 66.9 MB in the beginning and 88.9 MB in the end (delta: -22.0 MB). Peak memory consumption was 22.7 MB. Max. memory is 16.1 GB. [2020-12-01 17:24:14,325 INFO L168 Benchmark]: CodeCheck took 14.90 ms. Allocated memory is still 113.2 MB. Free memory was 88.9 MB in the beginning and 88.0 MB in the end (delta: 917.7 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:24:14,330 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 0.34 ms. Allocated memory is still 113.2 MB. Free memory is still 92.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 901.02 ms. Allocated memory is still 113.2 MB. Free memory was 74.9 MB in the beginning and 70.3 MB in the end (delta: 4.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 102.96 ms. Allocated memory is still 113.2 MB. Free memory was 70.3 MB in the beginning and 68.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 72.30 ms. Allocated memory is still 113.2 MB. Free memory was 68.3 MB in the beginning and 67.2 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 680.88 ms. Allocated memory is still 113.2 MB. Free memory was 66.9 MB in the beginning and 88.9 MB in the end (delta: -22.0 MB). Peak memory consumption was 22.7 MB. Max. memory is 16.1 GB. * CodeCheck took 14.90 ms. Allocated memory is still 113.2 MB. Free memory was 88.9 MB in the beginning and 88.0 MB in the end (delta: 917.7 kB). 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 17:24:17,343 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 17:24:17,348 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 17:24:17,427 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 17:24:17,427 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 17:24:17,436 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 17:24:17,440 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 17:24:17,446 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 17:24:17,451 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 17:24:17,461 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 17:24:17,462 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 17:24:17,464 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 17:24:17,465 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 17:24:17,466 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 17:24:17,468 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 17:24:17,470 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 17:24:17,473 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 17:24:17,480 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 17:24:17,485 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 17:24:17,502 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 17:24:17,505 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 17:24:17,509 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 17:24:17,510 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 17:24:17,512 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 17:24:17,516 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 17:24:17,516 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 17:24:17,517 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 17:24:17,518 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 17:24:17,519 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 17:24:17,521 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 17:24:17,521 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 17:24:17,523 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 17:24:17,524 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 17:24:17,525 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 17:24:17,526 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 17:24:17,527 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 17:24:17,528 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 17:24:17,528 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 17:24:17,529 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 17:24:17,530 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 17:24:17,531 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 17:24:17,537 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_51fa8f6d-4cee-44c8-ab43-812a81df4156/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-12-01 17:24:17,597 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 17:24:17,597 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 17:24:17,599 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 17:24:17,600 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 17:24:17,601 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 17:24:17,602 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 17:24:17,602 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 17:24:17,602 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 17:24:17,603 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 17:24:17,603 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 17:24:17,604 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 17:24:17,605 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 17:24:17,605 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 17:24:17,605 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 17:24:17,605 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 17:24:17,606 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 17:24:17,606 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 17:24:17,606 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 17:24:17,606 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 17:24:17,606 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 17:24:17,607 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 17:24:17,607 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 17:24:17,607 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 17:24:17,607 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 17:24:17,608 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:24:17,608 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 17:24:17,608 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 17:24:17,608 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 17:24:17,609 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 17:24:17,609 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 17:24:17,609 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 17:24:17,609 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 17:24:17,610 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 17:24:17,610 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_51fa8f6d-4cee-44c8-ab43-812a81df4156/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_51fa8f6d-4cee-44c8-ab43-812a81df4156/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a706d354cad2434f58ef8de674d1e921ec357d03 [2020-12-01 17:24:18,103 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 17:24:18,164 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 17:24:18,174 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 17:24:18,176 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 17:24:18,179 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 17:24:18,181 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_51fa8f6d-4cee-44c8-ab43-812a81df4156/bin/ukojak/../../sv-benchmarks/c/pthread/fib_bench-2.i [2020-12-01 17:24:18,274 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_51fa8f6d-4cee-44c8-ab43-812a81df4156/bin/ukojak/data/c17783c55/8e47a5e79d494edf82b2b86470e4f857/FLAG825d04f2d [2020-12-01 17:24:19,014 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 17:24:19,015 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_51fa8f6d-4cee-44c8-ab43-812a81df4156/sv-benchmarks/c/pthread/fib_bench-2.i [2020-12-01 17:24:19,039 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_51fa8f6d-4cee-44c8-ab43-812a81df4156/bin/ukojak/data/c17783c55/8e47a5e79d494edf82b2b86470e4f857/FLAG825d04f2d [2020-12-01 17:24:19,210 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_51fa8f6d-4cee-44c8-ab43-812a81df4156/bin/ukojak/data/c17783c55/8e47a5e79d494edf82b2b86470e4f857 [2020-12-01 17:24:19,214 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 17:24:19,216 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 17:24:19,218 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 17:24:19,218 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 17:24:19,223 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 17:24:19,224 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:24:19" (1/1) ... [2020-12-01 17:24:19,229 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d4d5207 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:19, skipping insertion in model container [2020-12-01 17:24:19,229 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:24:19" (1/1) ... [2020-12-01 17:24:19,240 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 17:24:19,318 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 17:24:19,869 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:24:19,889 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 17:24:19,982 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:24:20,150 INFO L208 MainTranslator]: Completed translation [2020-12-01 17:24:20,152 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:20 WrapperNode [2020-12-01 17:24:20,154 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 17:24:20,156 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 17:24:20,157 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 17:24:20,157 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 17:24:20,166 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:20" (1/1) ... [2020-12-01 17:24:20,205 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:20" (1/1) ... [2020-12-01 17:24:20,240 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 17:24:20,243 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 17:24:20,243 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 17:24:20,243 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 17:24:20,254 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:20" (1/1) ... [2020-12-01 17:24:20,254 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:20" (1/1) ... [2020-12-01 17:24:20,272 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:20" (1/1) ... [2020-12-01 17:24:20,274 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:20" (1/1) ... [2020-12-01 17:24:20,284 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:20" (1/1) ... [2020-12-01 17:24:20,298 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:20" (1/1) ... [2020-12-01 17:24:20,308 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:20" (1/1) ... [2020-12-01 17:24:20,314 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 17:24:20,328 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 17:24:20,328 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 17:24:20,328 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 17:24:20,329 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51fa8f6d-4cee-44c8-ab43-812a81df4156/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 17:24:20,430 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2020-12-01 17:24:20,431 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2020-12-01 17:24:20,431 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2020-12-01 17:24:20,432 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2020-12-01 17:24:20,432 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-12-01 17:24:20,433 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 17:24:20,433 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 17:24:20,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-01 17:24:20,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-01 17:24:20,434 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-12-01 17:24:20,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 17:24:20,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 17:24:20,436 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 17:24:21,050 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 17:24:21,053 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-12-01 17:24:21,056 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:24:21 BoogieIcfgContainer [2020-12-01 17:24:21,057 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 17:24:21,058 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 17:24:21,058 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 17:24:21,071 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 17:24:21,071 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:24:21" (1/1) ... [2020-12-01 17:24:21,072 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 17:24:21,077 INFO L168 Benchmark]: Toolchain (without parser) took 1860.24 ms. Allocated memory is still 67.1 MB. Free memory was 49.3 MB in the beginning and 35.0 MB in the end (delta: 14.3 MB). Peak memory consumption was 17.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:24:21,079 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 67.1 MB. Free memory was 50.3 MB in the beginning and 50.2 MB in the end (delta: 53.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:24:21,080 INFO L168 Benchmark]: CACSL2BoogieTranslator took 937.09 ms. Allocated memory is still 67.1 MB. Free memory was 49.1 MB in the beginning and 38.7 MB in the end (delta: 10.5 MB). Peak memory consumption was 24.0 MB. Max. memory is 16.1 GB. [2020-12-01 17:24:21,081 INFO L168 Benchmark]: Boogie Procedure Inliner took 84.97 ms. Allocated memory is still 67.1 MB. Free memory was 38.7 MB in the beginning and 36.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:24:21,082 INFO L168 Benchmark]: Boogie Preprocessor took 84.34 ms. Allocated memory is still 67.1 MB. Free memory was 36.6 MB in the beginning and 35.0 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:24:21,083 INFO L168 Benchmark]: RCFGBuilder took 729.16 ms. Allocated memory is still 67.1 MB. Free memory was 35.0 MB in the beginning and 36.0 MB in the end (delta: -1.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 16.1 GB. [2020-12-01 17:24:21,084 INFO L168 Benchmark]: CodeCheck took 17.06 ms. Allocated memory is still 67.1 MB. Free memory was 36.0 MB in the beginning and 35.0 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:24:21,088 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 0.41 ms. Allocated memory is still 67.1 MB. Free memory was 50.3 MB in the beginning and 50.2 MB in the end (delta: 53.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 937.09 ms. Allocated memory is still 67.1 MB. Free memory was 49.1 MB in the beginning and 38.7 MB in the end (delta: 10.5 MB). Peak memory consumption was 24.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 84.97 ms. Allocated memory is still 67.1 MB. Free memory was 38.7 MB in the beginning and 36.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 84.34 ms. Allocated memory is still 67.1 MB. Free memory was 36.6 MB in the beginning and 35.0 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 729.16 ms. Allocated memory is still 67.1 MB. Free memory was 35.0 MB in the beginning and 36.0 MB in the end (delta: -1.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 16.1 GB. * CodeCheck took 17.06 ms. Allocated memory is still 67.1 MB. Free memory was 36.0 MB in the beginning and 35.0 MB in the end (delta: 1.1 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...